FL951 – Hood Bezel Covers May Detach – 2020-2023 Western Star 47X & 49X

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DAIMLER TRUCK NORTH AMERICA | 4555 N CHANNEL AVE, PORTLAND, OR 97217 | 503.745.8000 | WWW.DAIMLERTRUCKNORTHAMERICA.COM Defect / Noncompliance Information Report (Section 573.6) FL-951 Date of Submission: 04/11/2023 (10/18/2023) Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2020 Model Yr. End: 2023 Make: Western Star Model: 47X & 49X Production Dates: Begin: 03/20/2019 End: 08/25/2022 Descriptive Information: On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel(s) may de-bond and potentially fall off. Basis for Determination of the Recall Population: Vehicles built with a particular Inner & Outer Bezels on the hood. Number potentially involved: 3,498 Estimated percentage of involved with defect: 1% DAIMLER TRUCK NORTH AMERICA | 4555 N CHANNEL AVE, PORTLAND, OR 97217 | 503.745.8000 | WWW.DAIMLERTRUCKNORTHAMERICA.COM Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. Describe the safety risk: If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Identify any warning which can precede or occur: N/A Involved Components Component Name: Hood Bezel Covers Component Description: Hood Bezel, Inner & Outer Component Part Number: A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894-002 & A17-21894-003. Component’s country of origin: Name: American Trim Address: 1005 West Grand Avenue Lima, OH 45801 419-228-1145 Country: United States of America DAIMLER TRUCK NORTH AMERICA | 4555 N CHANNEL AVE, PORTLAND, OR 97217 | 503.745.8000 | WWW.DAIMLERTRUCKNORTHAMERICA.COM Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding de-bonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel(s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. On October 18, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 3,513 to 3,498. The description of the recall schedule for notifications was also added. On 04/11/2023 DTNA amended the 573 to reflect the final remedy status. DAIMLER TRUCK NORTH AMERICA | 4555 N CHANNEL AVE, PORTLAND, OR 97217 | 503.745.8000 | WWW.DAIMLERTRUCKNORTHAMERICA.COM Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Grill bezel Covers will be inspected and rivets installed. The Recall will take approximately one hour and will be performed free of charge. Repair will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. Identify the Recall Schedule Describe the recall schedule for notifications.: Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date: 10/28/2022 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL951 DTNA Representative; Tiffani Torgeson Manager, Compliance and Regulatory Affairs

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Amended Defect Information Report (Section 573.6) FL-951 Date of Submission: 10/18/2022 Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2020 Model Yr. End: 2023 Make: Western Star Model: 47X & 49X Production Dates: Begin: 03/20/2019 End: 08/25/2022 Descriptive Information: On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel(s) may de-bond and potentially fall off. Basis for Determination of the Recall Population: Vehicles built with a particular Inner & Outer Bezels on the hood. Number potentially involved: 3,498 Estimated percentage of involved with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. Describe the safety risk: If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Identify any warning, which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component. N/A Involved Components Component Name: Hood Bezel Covers Component Description: Hood Bezel, Inner & Outer Component Part Number: A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894-002 & A17-21894-003. Supplier Identification: Component Manufacturer: Name: American Trim Address: 1005 West Grand Avenue Lima, OH 45801 419-228-1145 Country: United States of America Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding de-bonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel(s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. On October 18, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 3,513 to 3,498. The description of the recall schedule for notifications was also added. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. Identify the Recall Schedule Describe the recall schedule for notifications: Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date: 10/28/2022 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL-951 DTNA Representative; Sam Geser Manager, Compliance and Regulatory Affairs

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Amended Defect Information Report (Section 573.6) FL-951 Date of Submission: 08/29/2022 Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2020 Model Yr. End: 2023 Make: Western Star Model: 47X & 49X Production Dates: Begin: 03/20/2019 End: 08/25/2022 Descriptive Information: On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel(s) may de-bond and potentially fall off. Basis for Determination of the Recall Population: Vehicles built with a particular Inner & Outer Bezels on the hood. Number potentially involved: 4,006 Estimated percentage of involved with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. Describe the safety risk: If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Identify any warning, which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component. N/A Involved Components Component Name: Hood Bezel Covers Component Description: Hood Bezel, Inner & Outer Component Part Number: A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894-002 & A17-21894-003. Supplier Identification: Component Manufacturer: Name: American Trim Address: 1005 West Grand Avenue Lima, OH 45801 419-228-1145 Country: United States of America Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding de-bonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel(s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. Identify the Recall Schedule Describe the recall schedule for notifications: Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date: 10/28/2022 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL-951 DTNA Representative; Sam Geser Manager, Compliance and Regulatory Affairs

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Amended Defect Information Report (Section 573.6) FL-951 Date of Submission: 10/06/2022 Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2020 Model Yr. End: 2023 Make: Western Star Model: 47X & 49X Production Dates: Begin: 03/20/2019 End: 08/25/2022 Descriptive Information: On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel(s) may de-bond and potentially fall off. Basis for Determination of the Recall Population: Vehicles built with a particular Inner & Outer Bezels on the hood. Number potentially involved: 3,513 Estimated percentage of involved with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. Describe the safety risk: If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Identify any warning, which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component. N/A Involved Components Component Name: Hood Bezel Covers Component Description: Hood Bezel, Inner & Outer Component Part Number: A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894-002 & A17-21894-003. Supplier Identification: Component Manufacturer: Name: American Trim Address: 1005 West Grand Avenue Lima, OH 45801 419-228-1145 Country: United States of America Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding de-bonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel(s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. Identify the Recall Schedule Describe the recall schedule for notifications: Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date: 10/28/2022 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL-951 DTNA Representative; Sam Geser Manager, Compliance and Regulatory Affairs

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Amended Defect Information Report (Section 573.6) FL-951 Date of Submission: 08/29/2022 Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2020 Model Yr. End: 2023 Make: Western Star Model: 47X & 49X Production Dates: Begin: 03/20/2019 End: 08/25/2022 Descriptive Information: On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel(s) may de-bond and potentially fall off. Basis for Determination of the Recall Population: Vehicles built with a particular Inner & Outer Bezels on the hood. Number potentially involved: 3,513 Estimated percentage of involved with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. Describe the safety risk: If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Identify any warning, which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component. N/A Involved Components Component Name: Hood Bezel Covers Component Description: Hood Bezel, Inner & Outer Component Part Number: A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894-002 & A17-21894-003. Supplier Identification: Component Manufacturer: Name: American Trim Address: 1005 West Grand Avenue Lima, OH 45801 419-228-1145 Country: United States of America Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding de-bonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel(s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. Identify the Recall Schedule Describe the recall schedule for notifications: Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date: 10/28/2022 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL-951 DTNA Representative; Sam Geser Manager, Compliance and Regulatory Affairs

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Daimler Truck North America LLC IMPORTANT SAFETY RECALL See enclosed VIN list October 2022 FL951 Interim Recall Notice NHTSA #22V-654 Subject: Western Star Grill Bezel Covers This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Daimler Truck North America LLC (DTNA), on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect which relates to motor vehicle safety exists on specific model years 2020-2023 Western Star 47X and 49X vehicles manufactured March 18, 2019, through August 26, 2022, and equipped with Inner & Outer Bezels on the grill. On the affected vehicles, the stainless steel grill bezel cover may loosen and detach causing a road hazard and increase the risk of a crash. The final repair to replace the grill bezel cover is being validated, as an interim repair, the vehicles will be inspected and a rivet will be installed. All repairs will be performed by Daimler Truck North America authorized service facilities. Please contact an authorized Daimler Truck North America dealer to arrange to have the interim repair performed and to ensure that parts are available at the dealership. The interim repair will take approximately one hour and will be performed at no charge to you. To locate an authorized dealer, search online at Daimler-TrucksNorthAmerica.com/Contact us. Scroll down to “Locate a Dealer” and select the appropriate brand. You may also confirm your vehicle’s involvement in this recall at this URL: https://dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. A second notice will inform you when the final repair is available. When you receive the second notice, please contact your authorized Daimler Trucks North America dealer to schedule the final repair for your vehicle. All vehicles that have the interim repair performed will also require the final repair. If you do not own the vehicle that corresponds to the identification number(s) which appears on the Recall Notification, please return the notification to the Warranty Campaigns Department with any information you can furnish that will assist us in locating the present owner. If you have leased this vehicle, Federal law requires that you forward this notice to the lessee within 10 days. If you are a subsequent stage manufacturer, Federal law requires that you forward this notice to your distributors and retail outlets within five working days. If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimlertruck.com. For other concerns, you may contact the Customer Assistance Center at (800) 385-4357. If you are not able to have the defect remedied without charge and within a reasonable time, you may wish to submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue SE, Washington, DC 20590; or call the Vehicle Safety Hotline at (888) 327-4236 (TTY: 800-424-9153); or go to http://www.nhtsa.gov. We regret any inconvenience this action may cause but feel certain you understand our interest in motor vehicle safety. WARRANTY CAMPAIGNS DEPARTMENT Enclosure Daimler Truck North America LLC Warranty Campaigns Department P.O. Box 4090 Portland, OR 97208-4090 800.547.0712 Phone

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Daimler Truck North America LLC IMPORTANT SAFETY RECALL This notice applies to your vehicle(s), see enclosed VIN list. May 2023 FL951 NHTSA #22V-654 Subject: Western Star Grill Bezel Covers This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Daimler Truck North America LLC (DTNA), on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect which relates to motor vehicle safety exists in certain Western Star 47X and 49X Model Years 2020-2023 vehicles manufactured between March 20, 2019 and August 25, 2022. On the affected vehicles, the stainless steel grill bezel covers may loosen and detach, causing a road hazard increasing the risk of a crash. A Daimler Truck North America authorized service facility will inspect the vehicles and install rivets. The Recall will take approximately one hour and will be performed free of charge. Please contact an authorized Daimler Truck North America dealer to arrange to have the Recall performed and to ensure that parts are available at the dealership. To locate an authorized dealer, search online at https://northamerica.daimlertruck.com/contact-us. Scroll down to “Locate a Dealer” and select the appropriate brand. You may also confirm your vehicle’s involvement in this recall at the following URL: https://dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. You may be liable for any progressive damage that results from your failure to complete the Recall within a reasonable time after receiving notification. If you do not own the vehicle that corresponds to the identification number(s) which appears on the Recall Notification, please return the notification to the Warranty Campaigns Department with any information you can furnish that will assist us in locating the present owner. If you have leased this vehicle, Federal law requires that you forward this notice to the lessee within 10 days. If you are a subsequent stage manufacturer, Federal law requires that you forward this notice to your distributors and retail outlets within five working days. If you have paid to have this recall condition corrected prior to this notice, you may be eligible to receive reimbursement. Please see the reverse side of this notice for details. If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimlertruck.com to arrange to have the Recall performed. You may also confirm your vehicle’s involvement in this recall at this URL: https://dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. For other concerns, you may contact the Customer Assistance Center at (800) 385-4357. If you are not able to have the defect remedied without charge and within a reasonable time, you may wish to submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue SE, Washington, DC 20590; or call the Vehicle Safety Hotline at (888) 327-4236 (TTY: 800-424-9153); or go to http://www.nhtsa.gov. We regret any inconvenience this action may cause but feel certain you understand our interest in motor vehicle safety. WARRANTY CAMPAIGNS DEPARTMENT Enclosure Daimler Truck North America LLC Warranty Campaigns Department P.O. Box 4090 Portland, OR 97208-4090 800.547.0712 Phone Daimler Truck North America LLC Reimbursement to Customers for Repairs Performed Prior to Recall If you have already paid to have this recall condition corrected you may be eligible to receive reimbursement. Requests for reimbursement may include parts and labor. Reimbursement may be limited to the amount the repair would have cost if completed by an authorized Daimler Truck North America LLC dealer. The following documentation must be presented to your dealer for consideration for reimbursement. Please provide original or clear copies of all receipts, invoices, and repair orders that show • The name and address of the person who paid for the repair • The Vehicle Identification Number (VIN) of the vehicle that was repaired • What problem occurred, what repair was done, when the repair was done • Who repaired the vehicle • The total cost of the repair expense that is being claimed • Proof of payment for the repair (such as the front and back of a cancelled check or a credit card receipt) Reimbursement will be made by check from your Daimler Truck North America LLC dealer. Please speak with your Daimler Truck North America LLC authorized dealer concerning this matter. Daimler Truck North America LLC Warranty Campaigns Department P.O. Box 4090 Portland, OR 97208-4090 800.547.0712 Phone

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The information contained in this letter supercedes and supplements any related policies and procedures in any previously released bulletins, the Warranty Manual, and/or previously released letters. Failure to read or distribute this letter will not exempt addressees from compliance with the information contained herein. Page 1 of 2 Daimler Truck North America LLC REF #: ICI23-013 Effective: 04/12/23 Release: 04/12/23 SUBJECT: INT FL951 Will be Replaced by Final FL951 This letter is to inform you that INT FL951, Western Star Grill Bezel Covers, will be terminated on Wednesday 04/19/23. After 04/19/23 you will see INT FL951 marked as “Expired” in OWL. INT FL951 will be replaced by FL951, Western Star Grill Bezel Covers. Recall FL951 will be released on Wednesday 04/26/23. At that time, the FL951 bulletin will be available on the DTNA Portal. Last Repair Date for INT FL951: 04/17/23 Last Claim Date for Submission: 04/19/23 If you have questions or need further information, contact the Warranty Campaigns Department by submitting an inquiry through the WSC Link on DTNA Portal. I M P O R T N T C A M P A I G N I N F O R M A T I O N WARRANTY CAMPAIGNS DEPARTMENT P.O. Box 4090 800-547-0712 Portland, Oregon 97208-4090 ATTENTION: Dealer Principal, Warranty Manager, Service Manager, Parts Manager Freightliner Dealers – U.S. and Canada Western Star and Sterling Dealers – U.S. and Canada FCCC Dealers – U.S. and Canada Thomas Built Buses Dealers – U.S. and Canada Direct Warranty Customers – U.S. and Canada Detroit Diesel Distributors Export Distributors If you have questions about this Letter, please submit your inquiry on the Web using the WSC Link on DTNAConnect The information contained in this letter supercedes and supplements any related policies and procedures in any previously released bulletins, the Warranty Manual, and/or previously released letters. Failure to read or distribute this letter will not exempt addressees from compliance with the information contained herein. Page 2 of 2 Daimler Truck North America LLC REF #: ICI23-010 Effective: 12/04/23 Release: 12/04/23 SUBJECT: INT FL951 sera remplacé par Final FL951 Cette lettre est pour vous informer que INT FL951, Couvre-cadre Western Star Grill, sera résilié le mercredi 19/04/23. Après le 19/04/23, vous verrez INT FL951 marqué comme “Expiré” dans OWL. INT FL951 sera remplacé par FL951, Couvre-cadre Western Star Grill. Le rappel FL951 sortira le mercredi 26/04/23. À ce moment-là, le bulletin FL951 sera disponible sur le portail DTNA. Dernière date de réparation pour INT FL951 : 17/04/23 Date de la dernière demande de soumission : 19/04/23 Si vous avez des questions ou avez besoin de plus amples informations, contactez le service des campagnes de garantie en soumettant une demande via le lien WSC sur DTNA Portal. I M P O R T N T C A M P A I G N I N F O R M A T I O N WARRANTY CAMPAIGNS DEPARTMENT P.O. Box 4090 800-547-0712 Portland, Oregon 97208-4090 ATTENTION: Dealer Principal, Warranty Manager, Service Manager, Parts Manager Freightliner Dealers – U.S. and Canada Western Star and Sterling Dealers – U.S. and Canada FCCC Dealers – U.S. and Canada Thomas Built Buses Dealers – U.S. and Canada Direct Warranty Customers – U.S. and Canada Detroit Diesel Distributors Export Distributors If you have questions about this Letter, please submit your inquiry on the Web using the WSC Link on DTNAConnect

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Subject: Western Star Grill Bezel Covers Models Affected: Specific model years 2020-2023 Western Star 47X a nd 4 9X v ehicles m anufactured M arch 1 8, 2 019, t hrough August 26, 2022, and equipped with Inner & Outer Bezels on the grill. Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 1 General Information Daimler Truck North America LLC, on behalf of its on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect that relates to motor vehicle safety exists on the vehicles mentioned above. Until the final Recall remedy is available, this interim procedure may be performed. On the affected vehicles, the stainless steel grill bezel cover may loosen and detach causing a road hazard and increase the risk of a crash. The final repair is being validated. For the interim repair, the vehicles will be inspected and rivets will be installed. Work Instructions Please refer to the attached work instructions. Before beginning work, use OWL to confirm whether a vehicle is eligible for an interim Recall repair. Replacement Parts Please do not order replacement parts until the vehicle is inspected and progressive damage has been determined. Only less than 1% of the vehicles will experience progressive damage needing hood bezel and grille bezel replacement. Obtain parts for this interim Recall repair by ordering from your facing Parts Distribution Center. Table 1 – Interim Repair Parts for INT FL951 25-FL951-000 Campaign Number Part Description Part Number Qty. INT FL951-01 RIVET-BLIND,5/32,S.S. 23-11716-001 12 ea BEZEL-REINF,HOOD,INNER,LH A17-21893-000 1 ea BEZEL-REINF,HOOD,INNER,RH A17-21893-001 1 ea BEZEL-REINF,HOOD,OUTER,LH A17-21894-000 1 ea BEZEL-REINF,HOOD,OUTER,RH A17-21894-001 1 ea BEZEL-REINF,HOOD,TALL,OUTER,LH A17-21894-002 1 ea BEZEL-REINF,HOOD,TALL,OUTER,RH A17-21894-003 1 ea FRAME-GRILLE,LWR,LH A17-21782-002 1 ea FRAME-GRILLE,LWR,RH A17-21782-003 1 ea Table 1 Labor Allowance Table 2 – Labor Allowance Claims for Credit An interim Recall repair is performed only when a failure is present, do not perform the interim repair if there is no failure. You will be reimbursed for your parts, labor, and handling by submitting your claim through the Warranty system within 30 days of completing an interim Recall repair. Please reference the following information in OWL: • Claim type is Recall Campaign. • In the Campaign field, enter the campaign number and appropriate group (INT FL951-01). • In the Primary Failed Part field, enter 25-FL951-000. • In the Parts section, enter the appropriate part(s) or kit number(s) as shown in the Replacement Parts Table. • In the Labor section, enter the appropriate SRT from the Labor Allowance Table. Administrative time will be included automatically as SRT 939-6010A for 0.3 hours. • THe VMRS Component Code is F99-999-005 and the Cause Code is A1 – Campaign. IMPORTANT: Confirm whether a vehicle is eligible for an interim Recall repair in OWL before beginning work. Contact the Warranty Campaigns Department from 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday, via Web inquiry at DTNAConnect.com / WSC, or the Customer Assistance Center at (800) 385-4357, after normal business hours, if you have any questions or need additional information. The interim letter notifying vehicle owners is included for your reference. Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 2 Removed Parts Please follow Warranty Failed Parts Tracking shipping instructions for the disposition of all removed parts. Campaign Number Procedure Time Allowed (hours) SRT Code Corrective Action INT FL951-01 Inspect hood bezel and Install rivets 1.1 996-R159A 12-Repair Recall/Campaign Inspect, replace and rivet hood bezel 1.4 996-R159B 12-Repair Recall/Campaign Inspect, replace and rivet lower grille bezel 1.4 996-R159C 12-Repair Recall/Campaign Table 2 Copy of Notice to Owners Subject: Western Star Grill Bezel Covers Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL For the Notice to U.S. Customers: This notice is sent to you in accordance with the National Traffic and Motor Vehicle Safety Act. For the Notice to Canadian Customers: This notice is sent to you in accordance with the requirements of the Motor Vehicle Safety Act. This is to inform you that your vehicle may contain a defect that could affect the safety of a person. Daimler Truck North America LLC (DTNA), on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect which relates to motor vehicle safety exists on specific model years 2020-2023 Western Star 47X and 49X vehicles manufactured March 18, 2019, through August 26, 2022, and equipped with Inner & Outer Bezels on the grill. On the affected vehicles, the stainless steel grill bezel cover may loosen and detach causing a road hazard and increase the risk of a crash. The final repair is being validated. For the interim repair, the vehicles will be inspected and rivets will be installed. All repairs will be performed by Daimler Truck North America authorized service facilities. Please contact an authorized Daimler Truck North America dealer to arrange to have the interim repair performed and to ensure that parts are available at the dealership. The interim repair will take approximately one hour and will be performed at no charge to you. To locate an authorized dealer, search online at Daimler-TrucksNorthAmerica.com/Contact us. Scroll down to “Locate a Dealer” and select the appropriate brand. You may also confirm your vehicle’s involvement in this recall at this URL: https:// dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. A second notice will inform you when the final repair is available. When you receive the second notice, please contact your authorized Daimler Trucks North America dealer to schedule the final repair for your vehicle. All vehicles that have the interim repair performed will also require the final repair. If you do not own the vehicle that corresponds to the identification number(s) which appears on the Recall Notification, please return the notification to the Warranty Campaigns Department with any information you can furnish that will assist us in locating the present owner. If you have leased this vehicle, Federal law requires that you forward this notice to the lessee within 10 days. If you are a subsequent stage manufacturer, Federal law requires that you forward this notice to your distributors and retail outlets within five working days. For the Notice to U.S.Customers: If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimlertruck.com, or the Customer Assistance Center at (800) 385-4357 after normal business hours. You may wish to submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue, SE., Washington, DC 20590; or call the Vehicle Safety Hotline at (888) 327-4236 (TTY: 800-424-9153); or to o https://www.nhtsa.gov/. For the Notice to Canadian Customers: If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimler.com, or the Customer Assistance Center at (800) 385-4357 after normal business hours. We regret any inconvenience this action may cause but feel certain you understand our interest in motor vehicle safety. WARRANTY CAMPAIGNS DEPARTMENT Enclosure Page 3 Work Instructions Subject: Western Star Grill Bezel Covers Hood Bezels Replacement 1. Check the base label (Form WAR259) for a completion sticker for FL951 (Form WAR261) indicating this work has been done. The base label is usually located on the passenger door about 12 inches (30 cm) below the door latch. If a sticker is present, no work is needed. If there is no sticker, proceed with the next step. 2. Park the vehicle on a level surface, shut down the engine, and set the parking brake. Chock the tires. 3. Check if any of the hood bezels are missing. 4. If any hood bezel is loose or missing, order the hood bezel from the parts distribution center (PDC), and replace the bezel. For instructions, see Section 88.02, Subject 110 of the 47X & 49X Workshop Manual. Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 4 Models Affected: Specific model years 2020-2023 Western Star 47X a nd 4 9X v ehicles m anufactured M arch 1 8, 2 019, t hrough August 26, 2022, and equipped with Inner & Outer Bezels on the grill. IMPORTANT: Please do not order replacement parts until the vehicle is inspected and progressive damage has been determined. Only less than 1% of the vehicles will experience progressive damage needing hood bezel and grille bezel replacement. 10/17/2022 f750096 Fig. 1, Masking Tape Locations 10/17/2022 f750098 1 2 3 1. Mounting Nuts 2. Hood 3. Hood Handle Fig. 2, Hood Handle Removal Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 5 5. Cover the areas that need to be drilled, using masking tape. See Fig. 1. NOTE: To precisely mark the locations for drilling holes in the upper bezel, the hood handle has to be removed. 6. Remove the four mounting nuts that attach the hood handle to the hood. See Fig. 2. 7. Remove the hood handle. 9. Center punch the rivet locations, then use a 9/64-inch drill bit to drill 12 holes in the hood bezels. 10. Deburr the holes drilled in the hood bezels. 10/18/2022 f750097 All measurements are in mm. Fig. 3, Drilling Location Measurements (left-hand side bezels shown) Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 6 NOTICE The upper and the side bezels curve together at the upper corners. Use a straight edge to precisely mark the drilling locations. 8. Mark all the drilling locations using the measurements provided in Fig. 3. 12. Position the hood handle on the hood by inserting the handle-mounted studs into the respective holes on the hood. 13. Install the four mounting nuts. Tighten the nuts 60 lbf·in (678 N·cm). 14. Clean a spot on the base label (Form WAR259) and attach a campaign completion sticker for FL951 (Form WAR260), indicating this work has been completed. 10/17/2022 f750099 Fig. 4, Rivet Locations Daimler Truck North America LLC Recall Campaign October 2022 INT FL951 NHTSA #22V-654 Transport Canada #2022-483 INTERIM RECALL Page 7 11. Install the rivets into each drilled hole. Figure 4 shows the rivets installed on the hood bezels.

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The information contained in this letter supercedes and supplements any related policies and procedures in any previously released bulletins, the Warranty Manual, and/or previously released letters. Failure to read or distribute this letter will not exempt addressees from compliance with the information contained herein. Page 1 of 1 Daimler Truck North America LLC REF #: ICI23-020 Effective: 05/24/2023 Release: 05/24/2023 SUBJECT: FL951-B Inspected/Repaired-FLWA This letter is to inform you that vehicles in Group B of FL951 Western Star Grill Bezel Covers recall campaign have been inspected/repaired under Interim Recall INTFL951 by a Daimler Truck North America authorized service facility and no further work is required. Vehicles in FL951B will have a FLWA009999999 claim filed against recall FL951B. If you have questions or need further information, contact the Warranty Campaigns Department by submitting an inquiry through the WSC link on the DTNA Portal. WARRANTY CAMPAIGNS DEPARTMENT P.O. Box 4090 800-547-0712 Portland, Oregon 97208-4090 ATTENTION: Dealer Principal, Warranty Manager, Service Manager, Parts Manager Freightliner Dealers – U.S. and Canada Western Star and Sterling Dealers – U.S. and Canada FCCC Dealers – U.S. and Canada Thomas Built Buses Dealers – U.S. and Canada Direct Warranty Customers – U.S. and Canada Detroit Diesel Distributors Export Distributors If you have questions about this Letter, please submit your inquiry on the Web using the WSC Link on DTNAConnect

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-654 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : OCT 06, 2022 NHTSA Recall No. : 22V-654 Manufacturer Recall No. : FL-951 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 3,513 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2020-2023 Western Star 49X Vehicle Type : Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : MAR 20, 2019 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2020-2023 Western Star 47X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : JUL 16, 2020 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. FMVSS 1 : NR FMVSS 2 : NR Part 573 Safety Recall Report 22V-654 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Component Name 1 : Hood Bezel Covers Component Description : Hood Bezel, Inner & Outer Component Part Number : A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894- Supplier Identification : Component Manufacturer Name : American Trim Address : 1005 West Grand Avenue Lima Ohio 45801 Country : United States Chronology : On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding debonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel (s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. Part 573 Safety Recall Report 22V-654 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : NR Planned Dealer Notification Date : OCT 28, 2022 – OCT 28, 2022 Planned Owner Notification Date : OCT 28, 2022 – OCT 28, 2022 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-654 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : AUG 29, 2022 NHTSA Recall No. : 22V-654 Manufacturer Recall No. : FL-951 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 4,006 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2020-2023 Western Star 47X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : JUL 16, 2020 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2020-2023 Western Star 49X Vehicle Type : Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : MAR 20, 2019 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. FMVSS 1 : NR FMVSS 2 : NR Part 573 Safety Recall Report 22V-654 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Component Name 1 : Hood Bezel Covers Component Description : Hood Bezel, Inner & Outer Component Part Number : A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894- Supplier Identification : Component Manufacturer Name : American Trim Address : 1005 West Grand Avenue Lima Ohio 45801 Country : United States Chronology : On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding debonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel (s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. Part 573 Safety Recall Report 22V-654 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : NR Planned Dealer Notification Date : OCT 28, 2022 – OCT 28, 2022 Planned Owner Notification Date : OCT 28, 2022 – OCT 28, 2022 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-654 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : APR 13, 2023 NHTSA Recall No. : 22V-654 Manufacturer Recall No. : FL-951 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 3,498 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2020-2023 Western Star 47X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : JUL 16, 2020 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2020-2023 Western Star 49X Vehicle Type : Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : MAR 20, 2019 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. FMVSS 1 : NR FMVSS 2 : NR Part 573 Safety Recall Report 22V-654 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Component Name 1 : Hood Bezel Covers Component Description : Hood Bezel, Inner & Outer Component Part Number : A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894- Supplier Identification : Component Manufacturer Name : American Trim Address : 1005 West Grand Avenue Lima Ohio 45801 Country : United States Chronology : On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding debonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel (s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. On October 18, 2022, upon review of Part 573 Safety Recall Report 22V-654 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 production vehicles, DTNA reasonably amended the recall population from 3,513 to 3,498. The description of the recall schedule for notifications was also added. On 04/11/2023 DTNA amended the 573 to reflect the final remedy status. Description of Remedy : Description of Remedy Program : Grill bezel Covers will be inspected and rivets installed. The Recall will take approximately one hour and will be performed free of charge. Repair will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date:10/28/2022 Planned Dealer Notification Date : OCT 28, 2022 – OCT 28, 2022 Planned Owner Notification Date : OCT 28, 2022 – OCT 28, 2022 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-654 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : OCT 18, 2022 NHTSA Recall No. : 22V-654 Manufacturer Recall No. : FL-951 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 3,498 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2020-2023 Western Star 47X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : JUL 16, 2020 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2020-2023 Western Star 49X Vehicle Type : Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : MAR 20, 2019 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. FMVSS 1 : NR FMVSS 2 : NR Part 573 Safety Recall Report 22V-654 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Component Name 1 : Hood Bezel Covers Component Description : Hood Bezel, Inner & Outer Component Part Number : A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894- Supplier Identification : Component Manufacturer Name : American Trim Address : 1005 West Grand Avenue Lima Ohio 45801 Country : United States Chronology : On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding debonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel (s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. On 08/29/2022 DTNA added Western Star 49X as additional model in portal. On October 4, 2022, upon review of production vehicles, DTNA reasonably amended the recall population from 4,006 to 3,513. On October 6, 2022 the updates in the chronology in the 573 report were amended to match the amended defect information report. On October 18, 2022, upon review of Part 573 Safety Recall Report 22V-654 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 production vehicles, DTNA reasonably amended the recall population from 3,513 to 3,498. The description of the recall schedule for notifications was also added. Description of Remedy : Description of Remedy Program : Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : Customer notification will be made by first class mail using Daimler Truck North America records to determine the customers affected. Planned Dealer Notification Begin Date: 10/28/2022 Planned Dealer Notification End Date: 10/28/2022 Planned Owner Notification Begin Date: 10/28/2022 Planned Owner Notification End Date:10/28/2022 Planned Dealer Notification Date : OCT 28, 2022 – OCT 28, 2022 Planned Owner Notification Date : OCT 28, 2022 – OCT 28, 2022 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-654 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : OCT 04, 2022 NHTSA Recall No. : 22V-654 Manufacturer Recall No. : FL-951 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 3,513 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2020-2023 Western Star 47X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : JUL 16, 2020 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2020-2023 Western Star 49X Vehicle Type : Body Style : Power Train : NR Descriptive Information : On certain vehicles built within the above manufacturing date range that are equipped with Inner & Outer Bezels on the hood, the stainless steel cover on the Bezel (s) may de-bond and potentially fall off. Production Dates : MAR 20, 2019 – AUG 25, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The stainless steel cover on Inner & Outer Bezels on the hood may de-bond and subsequently fall off the vehicle. FMVSS 1 : NR FMVSS 2 : NR Part 573 Safety Recall Report 22V-654 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of the Safety Risk : If the hood bezel(s) stainless steel covers falls during operation, it may become road debris, increasing the risk of a crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Component Name 1 : Hood Bezel Covers Component Description : Hood Bezel, Inner & Outer Component Part Number : A17-21894-000, A17-21893-000, A17-21893-000, A17-21893-001, A17-21894-000, A17-21894-001, A17-21894- Supplier Identification : Component Manufacturer Name : American Trim Address : 1005 West Grand Avenue Lima Ohio 45801 Country : United States Chronology : On or about March 8, 2022, DTNA was first notified through a Dealer Product Report (DPR) regarding debonding of Hood Bezel cover. On or about August 16, 2022, a Field Service Product Report (FSPR) & DPR duplicating the same issue was submitted to DTNA Compliance. DTNA promptly began an investigation that revealed that, on a specific population of vehicles built with hood Bezels, there is a possibility of the hood bezel (s) stainless steel covers de-bonding from the air intake. As part of that investigation, DTNA performed an initial warranty seek to identify any related claims not found in the prior notifications. Later in that same month, DTNA’s review became aware of 1 additional occurrence of covers de-bonding from the hood bezel(s). On August 25, 2022, out of abundance of caution, DTNA decided to conduct a voluntary safety recall on certain WST 47X and 49X vehicles built within the above mentioned manufacturing date range, that were equipped with these particular hood bezels. The summary of warranty claims, field or service reports, and other information is as follows: 4 warranty claims and 3 Field report from dates 12/17/2021 to 7/18/2022, 4 claims reporting fell off on the road. No deaths or injuries reported. Part 573 Safety Recall Report 22V-654 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : Hood bezels will be removed and replaced with new parts accordingly. New hood bezels will be assembled at the supplier location, using an improved manufacturing process. Replacement will be performed by Daimler Truck North America authorized service facilities. Daimler Truck North America shall be offering a refund for owner-paid repairs covered by this recall if the repair was performed prior to the date indicated in the reimbursement plan, which will be posted with owner’s notification letter. Owners are directed to seek reimbursement through authorized dealers. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : NR Planned Dealer Notification Date : OCT 28, 2022 – OCT 28, 2022 Planned Owner Notification Date : OCT 28, 2022 – OCT 28, 2022 * NR – Not Reported

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