FL959 Insufficient Passenger Protection – 2021-2023 Thomas Built Buses Minotour School Buses

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Defect / Noncompliance Information Report (Section 573.6) FL959 Date of Submission: 11/14/2022 Manufacturer: Daimler Truck North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: ⃝ Safety Defect X Non-Compliance Vehicle Information Model Yr. Start: 2021 Model Yr. End: 2023 Make: Thomas Built Buses Model: Minotour Production Dates: Begin: 6/3/2020 End: 7/19/2022 Descriptive Information: Certain Minotour school buses configured with six rows of passenger seats were built with the incorrect barrier behind the driver seat. Basis for Determination of the Recall Population: A limited production run of Minotour school buses built with six (6) rows of passenger seats were configured with the incorrect barrier located behind the driver seat manufactured within the above dates. Number potentially involved: 20 Estimated percentage of involved with defect: 100% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: On the affected school buses, the forward barrier installed on the left side of the bus, behind the driver’s seat, was determined not to meet the requirements of Federal Motor Vehicle Safety Standard (FMVSS) 222, S5.2.3: Barrier performance forward when installed in this configuration. Describe the safety risk: In the affected population, the forward barrier installed in the school bus was determined not to meet the requirements of S5.2.3 of Federal Motor Vehicle Safety Standard (FMVSS) 222. In the event of a crash, if the occupant contacts the barrier they may experience higher impact forces than intended, which may increase the risk of injury to the occupant. There have been no reported injuries or accidents related to this defect. Identify any warning which can precede or occur: NA If applicable, identify the manufacture of the defective or noncompliant component.: There are no defective or noncompliant components on the affected vehicles. This issue is related only to the barrier configuration on the affected vehicles. Involved Components Component Name: Barrier Component Description: Left Side Barrier Component Part Number: B640239000 used in conjunction with 6 rows of passenger seats Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision: On October 24 2022, Thomas Built Buses identified a Minotour school bus in production process built with the barrier behind the driver’s seat that passes FMVSS 222 S5.2.3 for a different seating configuration. This Minotour school bus with the incorrect barrier was not released. As a result, Thomas Built Buses (TBB) immediately began an investigation. In the course of the investigation TBB reviewed build records to determine if any additional buses were built with the same configuration. On November 07, 2022, TBB also reviewed warranty records and field reports and found no reports related to this issue. At the conclusion of the reviews, 20 Minotour school buses were identified with a similar barrier configuration. On November 09 2022 DTNA decided to conduct a voluntary non-compliance recall on the 20 Thomas Built Buses Minotour school buses. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. For the affected buses the barrier will be replaced. The repair will be conducted 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: 01/12/2023 Planned Dealer Notification End Date: 01/12/2023 Planned Owner Notification Begin Date: 01/12/2023 Planned Owner Notification End Date: 01/12/2023 Does DTNA plan to file inconsequentiality petition? ⃝ Yes X No Manufacturer’s identification code for this recall (if applicable): FL959 DTNA Representative; Sam Geser Manager, Compliance and Regulatory Affairs

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Daimler Truck North America LLC IMPORTANT SAFETY RECALL This notice applies to your vehicle(s), see enclosed VIN list. January 2023 FL959AB NHTSA # 22V-840 (School Bus) Subject: TBB Minotour Barrier Configuration 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 owned subsidiary, Thomas Built Buses, has decided that certain model years 2021-2023 Thomas Built Minotour school buses manufactured June 3, 2020, through July 19, 2022fail to conform to Federal Motor Vehicle Safety Standard NO. 222, “School Bus Passenger Seating and Crash Protection.” The forward seat barrier installed may not provide sufficient protection to passengers. In the event of a crash, the occupant may experience higher impact forces than intended, which may increase the risk of injury to the occupant. The barrier will be replaced by Daimler Truck North America authorized service facilities, at no charge to you. 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. The Recall will take approximately two to eight hours and will be performed at no charge to you. To locate an authorized dealer, search online at Daimler-TruckNorthAmerica.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. 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. 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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Subject: TBB Minotour Barrier Configuration Models Affected: Specific model years 2021-2023 TBB Minotour school buses manufactured June 3, 2020, through July 19, 2022. General Information Daimler Truck North America LLC (DTNA), on behalf of its wholly owned subsidiary, Thomas Built Buses (TBB), has decided that a defect that relates to motor vehicle safety exists on the vehicles mentioned above. The forward seat barrier installed may not provide sufficient protection to passengers. In the event of a crash, the occupant may experience higher impact forces than intended, which may increase the risk of injury to the occupant. The barrier will be replaced by Daimler Truck North America authorized service facilities. There are approximately 20 vehicles involved in this campaign. Additional Repairs Dealers must complete all outstanding Recall and Field Service campaigns prior to the sale or delivery of a vehicle. A Dealer will be liable for any progressive damage that results from its failure to complete campaigns before sale or delivery of a vehicle. Owners may be liable for any progressive damage that results from failure to complete campaigns within a reasonable time after receiving notification. Work Instructions Please refer to the attached work instructions prior to performing the campaign. Replacement Parts NOTE: Parts are directly supplied to the dealer by TBB. Replacement parts are now available and can be obtained through TBB by contacting the Customer Assistance Center at (855) 639-8686, from 8 a.m. to 5 p.m. Eastern Time, Monday through Friday. All parts are provided in the FL959 parts kit at no charge to the dealer. If our records show your dealership has ordered any vehicle(s) involved in campaign number FL959, a list of the customers and vehicle identification numbers will be available on DTNA Portal. Please refer to this list when ordering parts for this recall. Removed Parts U.S. and Canadian Dealers, please follow Warranty Failed Parts Tracking shipping instructions for the disposition of all removed parts. Export distributors, please destroy removed parts unless otherwise advised. Labor Allowance Table 1 – Labor Allowance Campaign Number Procedure Time Allowed (hours) SRT Code Corrective Action FL959A Replace forward seat barrier 1.8 996-R170A 12-Repair Recall/Campaign FL959B Replace forward seat barrier and reposition seats 7.1 996-R170B 12-Repair Recall/Campaign Table 1 Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 1 Claims for Credit You will be reimbursed for your parts, labor, and handling (landed cost for Export Distributors) by submitting your claim through the Warranty system within 30 days of completing this campaign. Please reference the following information in OWL: • Claim type is Recall Campaign. • In the Campaign field, enter the campaign number and appropriate condition code (FL959-A or FL959-B). • In the Primary Failed Part Number field, enter 25-FL959-000. • In the Labor field, enter the appropriate SRT from the Labor Allowance Table. • The VMRS Component Code is F99-999-005 and the Cause Code is A1 – Campaign. • U.S. and Canada — Reimbursement for Prior Repairs. When a customer asks about reimbursement, please do the following: • Accept the documentation of the previous repair. • Make a brief check of the customer’s paperwork to see if the repair may be eligible for reimbursement. (See the “Copy of Owner Letter” section of this bulletin for reimbursement guidelines.) • Submit an OWL Recall Pre-Approval Request for a decision. • Include the approved amount on your claim in the Other Charges section. • Attach the documentation to the pre-approval request. • If approved, submit a based on claim for the pre-approval. • Reimburse the customer the appropriate amount. IMPORTANT: OWL must be viewed prior to performing the recall to ensure the vehicle is involved and the campaign has not been previously completed. Also, check for a completion sticker prior to beginning work. U.S. and Canadian dealers, contact the Warranty Campaigns Department via Web inquiry at DTNAPortal.com/WSC, if you have any questions or need additional information. Export distributors, submit a Web inquiry or contact your International Service Manager. U.S. and Canadian Dealers: To return excess kit inventory related to this campaign, U.S. dealers must submit a Parts Authorization Return (PAR) to the Memphis PDC. Canadian dealers must submit a PAR to their facing PDC. All kits must be in resalable condition. PAR requests must include the original purchase invoice number. Export Distributors: Excess inventory is not returnable. The letter notifying U.S. and Canadian vehicle owners is included for your reference. Please note that the National Traffic and Motor Vehicle Safety Act, as amended (Title 49, United States Code, Chapter 301), requires the owner’s vehicle(s) be corrected within a reasonable time after parts are available to you. The Act states that failure to repair a vehicle within 60 days after tender for repair shall be prima facie evidence of an unreasonable time. However, circumstances of a particular situation may reduce the 60 day period. Failure to repair a vehicle within a reasonable time can result in either the obligation to (a) replace the vehicle with an identical or reasonably equivalent vehicle, without charge, or (b) refund the purchase price in full, less a reasonable allowance for depreciation. The Act further prohibits dealers from selling a vehicle unless all outstanding recalls are performed. Any lessor is required to send a copy of the recall notification to the lessee within 10 days. Any subsequent stage manufacturer is required to forward this notice to its distributors and retail outlets within five working days. Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 2 Copy of Notice to Owners Subject: TBB Minotour Barrier Configuration 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, Thomas Built Buses (TBB), has decided that a defect that relates to motor vehicle safety exists on specific model years 2021-2023 TBB Minotour school buses manufactured June 3, 2020, through July 19, 2022. The forward seat barrier installed may not provide sufficient protection to passengers. In the event of a crash, the occupant may experience higher impact forces than intended, which may increase the risk of injury to the occupant. The barrier will be replaced by Daimler Truck North America authorized service facilities, at no charge to you. 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. The Recall will take approximately two to eight hours and will be performed at no charge to you. 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 this 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 in the postage-paid envelope 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. For the Notice to U.S. Customers: 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 to http://www.nhtsa.gov. For the Notice to Canadian Customers: If you wish to submit a complaint about this recall, you can contact Transport Canada road safety, 80 rue Noel, Gatineau, Quebec J8Z 0A1 or call (800) 333-0510. 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 Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 3 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 Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 4 Work Instructions Subject: TBB Minotour Barrier Configuration Models Affected: Specific model years 2021-2023 TBB Minotour school buses manufactured June 3, 2020, through July 19, 2022. See Table 2 for the FL959A vehicle identification number (VIN) list. FL959A List of VINs VIN Body Number Scope of Work 1HA6GUBG8LN003321 2011007 Remove and replace the left-hand side barrier and add barrier support 1HA6GUBG0LN005404 2011625 1HA6GUBG4LN005194 2011729 1HA6GUB7XMN000793 2012077 1HA6GUB74MN000885 2012087 1HA6GUBG1LN013172 2110070 1HA6GUB71MN003257 2111541 1HA6GUB75MN003262 2111548 1HA6GUB76MN005408 2111659 1HA6GUB74MN005956 2111672 1HA6GUB70NN002795 2210434 1HA6GUB75NN005479 2211188 Table 2, FL959A VIN List See Table 3 for the FL959B VIN list. Table 3, FL959B VIN List Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 5 FL959B List of VINs VIN Body Number Scope of Work 1HA6GUBG9LN005451 2011493 Remove and replace the left-hand side barrier, add barrier support, and reposition the left-hand side seats and push-out window (if needed) 1HA6GUBG0LN005631 2011560 1HA6GUB73MN003468 2111579 1HA6GUB79MN003975 2111598 1HA6GUB7XNN005459 2211134 1HA6GUB72NN005469 2211138 1HA6GUB74NN005473 2211140 1HA6GUB78NN005489 2211141 FL959A – Left-Hand Side Seat Barrier Replacement 1. Park the vehicle on a level surface, shut down the engine, and set the parking brake. Chock the tires. 2. Disconnect the negative battery cables at the batteries. 3. Remove the existing barrier. Do not discard the fasteners, they will be used during install. 4. Install the joist reinforcement (205873). See Fig. 1. Figure 2 shows the precise location of the reinforcement installation. 5. Use a #20 (or 5/32-inch) drill bit to drill four pilot holes in the underside floor joist. 6. Install four self-tapping screws (69003250) in the pilot holes to hold the joist reinforcement in place. 7. Install the new barrier as per the new seat plan. For detailed instructions, see Drawing 214356 (reference Drawings 214355 and 151775). 01/04/2023 f750103 A A. Length to the end of the reinforcement is 14-3/8 inch. Fig. 1, Installing the Joist Reinforcement 01/04/2023 f750104 1 1. Length of the Reinforcement Fig. 2, Location of the Reinforcement Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 6 NOTE: All parts are provided in the FL959 parts kit. NOTE: Parts are directly supplied to the dealer by TBB. Replacement parts are now available and can be obtained through TBB by contacting the Customer Assistance Center at (855) 639-8686, from 8 a.m. to 5 p.m. Eastern Time, Monday through Friday. All parts are provided in the FL959 parts kit at no charge to the dealer. 8. Connect the negative battery cables at the batteries. FL959B – Left-Hand Side Seat Barrier Replacement and Seat Repositioning 1. Park the vehicle on a level surface, shut down the engine, and set the parking brake. Chock the tires. 2. Disconnect the negative battery cables at the batteries. 3. To discuss vehicle configuration per VIN, and for guidance on seat repositioning, contact the Customer Assistance Center at (855) 639-8686, from 8 a.m. to 5 p.m. Eastern Time, Monday through Friday. 4. Remove the existing barrier. Do not discard the fasteners, they will be used during install. 5. Install the joist reinforcement (205873). See Fig. 3. Figure 4 shows the precise location of the reinforcement. 6. Use a #20 (or 5/32-inch) drill bit to drill four pilot holes in the underside floor joist. 01/04/2023 f750103 A A. Length till the end of the reinforcement is 14-3/8 inch. Fig. 3, Installing the Joist Reinforcement 01/04/2023 f750104 1 1. Length of the Reinforcement Fig. 4, Location of the Reinforcement Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 7 NOTE: Parts are directly supplied to the dealer by TBB. Replacement parts are now available and can be obtained through TBB by contacting the Customer Assistance Center at (855) 639-8686, from 8 a.m. to 5 p.m. Eastern Time, Monday through Friday. All parts are provided in the FL959 parts kit at no charge to the dealer. 8. Install the new barrier as per the new seat plan. For detailed instructions, see Drawing 214356 (reference Drawings 214355 and 151775). NOTE: All parts are provided in the FL959 parts kit. 9. To discuss the new seat plan, contact the Customer Assistance Center at (855) 639-8686, from 8 a.m. to 5 p.m. Eastern Time, Monday through Friday. 10. Remove all the left-hand side passenger seats. Do not discard the mounting bolts. 11. Use a suitable drill bit to drill holes along the rail. See Table 4 for the exact location of the holes to be drilled. Seat Rail Hole Position Distance (Inches) Front of Rail 0 Barrier 13.788 Seat 1 16.888 Seat 1 35.888 Seat 1 37.888 Seat 2 42.388 Seat 2 61.388 Seat 2 63.388 Seat 3 67.888 Seat 3 86.888 Seat 3 88.888 Seat 4 93.388 Seat 4 112.388 Seat 4 114.388 Seat 5 118.888 Seat 5 137.888 Seat 5 139.888 Seat 6 144.688 Seat 6 161.688 Seat 6 163.688 Table 4, Seat Rail Hole IMPORTANT: The front of the rail should be the reference point for identifying the hole locations. 12. Mount the seats to the seat rail, and the seat foot to the floor. For detailed instructions, see Drawing 179531. IMPORTANT: Discard the existing nut, and use the nut-washer combo (203868) provided in the parts kit. 13. Plug/fill any unused holes in the floor or in the rails. Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 8 7. Install four self-tapping screws (69003250) in the pilot holes to hold the joist reinforcement in place. 14.1 Switch the push-out window to the second position as per the new seat plan obtained in step 9. 14.2 Shorten the buzzer warning as required. 14.3 Remove the emergency exit label from the interior of the vehicle, above the third window position. 14.4 Install the new emergency exit label at the second window position. 14.5 Remove the existing push-out window emergency label, and install the new one (65009951). 15. Connect the negative battery cables at the batteries. 01/04/2023 f750105 1 1. Push-Out Window Handle Fig. 5, Inspecting the Push-Out Window Handle Clearance Daimler Truck North America LLC Recall Campaign January 2023 FL959AB NHTSA #22V-840 Page 9 14. Inspect if the push-out window handle clearance is as per the FMVSS 217 requirement. See Fig. 5. Is a 2-inch clearance on all sides maintained around the push-out window handle? YES → Go to step 15. NO → Follow the substeps 14.1 through 14.5.

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-840 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : NOV 14, 2022 NHTSA Recall No. : 22V-840 Manufacturer Recall No. : FL959 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 : 20 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2021-2023 Thomas Built Buses Minotour Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : GAS Descriptive Information : Certain Minotour school buses configured with six rows of passenger seats were built with the incorrect barrier behind the driver seat. Production Dates : JUN 03, 2020 – JUL 19, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Noncompliance : Description of the Noncompliance : On the affected school buses, the forward barrier installed on the left side of the bus, behind the driver’s seat, was determined not to meet the requirements of Federal Motor Vehicle Safety Standard (FMVSS) 222, S5.2.3: Barrier performance forward when installed in this configuration. FMVSS 1 : 222 – School bus passenger seating and crash protection FMVSS 2 : NR Description of the Safety Risk : In the affected population, the forward barrier installed in the school bus was determined not to meet the requirements of S5.2.3 of Federal Motor Vehicle Safety Standard (FMVSS) 222. In the event of a crash, if the occupant contacts the barrier they may experience higher impact forces than intended, which may increase the risk of injury to the occupant. There have been no reported injuries or accidents related to this defect. Description of the Cause : NR Identification of Any Warning that can Occur : NR Part 573 Safety Recall Report 22V-840 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Involved Components : Component Name 1 : Barrier Component Description : Left Side Barrier Component Part Number : B640239000 used in conjunction with 6 rows of passenger seats Supplier Identification : Component Manufacturer Name : NR Address : NR NR Country : NR Chronology : On October 24 2022, Thomas Built Buses identified a Minotour school bus in production process built with the barrier behind the driver’s seat that passes FMVSS 222 S5.2.3 for a different seating configuration. This Minotour school bus with the incorrect barrier was not released. As a result, Thomas Built Buses (TBB) immediately began an investigation. In the course of the investigation TBB reviewed build records to determine if any additional buses were built with the same configuration. On November 07, 2022, TBB also reviewed warranty records and field reports and found no reports related to this issue. At the conclusion of the reviews, 20 Minotour school buses were identified with a similar barrier configuration. On November 09 2022 DTNA decided to conduct a voluntary non-compliance recall on the 20 Thomas Built Buses Minotour school buses. Description of Remedy : Description of Remedy Program : For the affected buses the barrier will be replaced. The repair will be conducted 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 Part 573 Safety Recall Report 22V-840 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 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 Date : JAN 12, 2023 – JAN 12, 2023 Planned Owner Notification Date : JAN 12, 2023 – JAN 12, 2023 * NR – Not Reported

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