22520 – Tie Rod Clamp Failure – 2022-2023 International HX

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~@~oo□@- ~:RVICEPROCEDURE SEP 2 3 2022 Compliance Dept SUBJECT: SEP 3 0 2022 SAFETY RECALL 22520 SEPTEMBER, 2022 Tie Rod End Clamps on certain International® HV™ and HX® Series trucks built 11/18/2021 thru 08/04/2022 with feature code 02ARU, 02ARY, 02ARZ, 02ATB, 02AUR, 02AVB, 02AVC, 02AVD, or02AVE (Meritor Steer Axle) and an additional steering axle installed by Navistar’s Truck Specialty Center (TSC). CUSTOMER LETTER Print ready (PDF file) copy of the Customer Letter DEFECT DESCRIPTION The tie rod end clamp may crack and, over time, the tie rod end threads can become damaged. In some cases, this may cause the tie rod end to separate. Tie rod end separation may result in an unexpected loss of steering which can increase the risk of a vehicle crash. MODELS INVOLVED This safety recall involves certain International® HV™ and International® HX® Series trucks built 11/18/2021 thru 08/04/2022 with feature code 02ARU, 02ARY, 02ARZ, 02ATB, 02AUR, 02AVB, 02AVC, 02AVD, or 02AVE (Meritor Steer Axle) and an additional steering axle installed by Navistar’s Truck Specialty Center (TSC). ELIGIBILITY This procedure applies ONLY to vehicles marked in the International® Navistar Service Portal5M with safety recall 22520. Also complete any other open campaigns listed on the Service Portal at this time. VEHICLE RECALL 22520 © 2022 Nav~tar, Inc. All rights reserved. All marks are trademarks of their respective owners. 1 ‘ +f . ‘ PARTS INFORMATION NOTE: Trucks equipped with twin steer axles will require two of P/N 8900325R91. Part Number Part Description Quantity 8900325R91 Kit, Tie Rod End Clamp 1* 8900325R91 contains the following parts: Part Description Quantity Clamp 2 Bolt 2 Nut 2 Cotter Pin 2 NOTE: DO NOT preorder a tie rod assembly. Only order the appropriate tie rod assembly if, during the inspection, threads are damaged on the tie rod end and tie rod tube. If replacement is required, order the appropriate tie rod assembly based on steer axle part numbers shown in the tables below. Tie Rod Assembly Only if Required: A13102N4850 Steer Axle Part Number 3767478C93 4118295C92 4116289C92 4116925C92 3767910C92 3767480C93 3767481C92 3767907C92 3767935C92 3767919C92 3767930C93 3767931C92 4103246C92 3767949C92 4102781C92 4103244C92 4117159C92 Tie Rod Assembly Only if Required: A13102R4854 Steer Axle Part Number i 3767918C92 I 3767928C92 I 3767933C92 I 3767944C92 I 3767946C92 I 3767956C93 ! VEHICLE RECALL 22520 © 2022 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners. 2 SERVICE PROCEDURE WARNING! To prevent personal injury and/ or death, or damage to property, park vehicle on hard flat surface, turn the engine off, set the parking brake and install wheel chocks to prevent the vehicle from moving in either direction. WARNING! To prevent personal injury and/ or death, or damage to property, if the vehicle must be raised, do not work under the vehicle supported only by jacks. Jacks can slip or fall over. WARNING! To prevent personal injury and/ or death, always wear safe eye protection when performing vehicle maintenance. WARNING! To prevent personal injury and/ or death, or damage to property, allow engine/ vehicle components to cool before servicing. WARNING! To prevent personal injury and/ or death, or damage to property, keep flames or sparks away from vehicle and do not smoke while servicing the vehicle’s batteries. Batteries expel explosive gases. 1. Park vehicle on flat surface. 2. Shift transmission to Park or Neutral and set parking brake. 3. Turn vehicle ignition to Key OFF position. 4. Install wheel chocks. NOTE: If a tie rod clamp is found cracked or broken during disassembly to install the new clamp, inspect the tie rod end and the tie rod tube for damage to the threads. Replace the tie rod assembly if thread damage is found. 5. Follow the Meritor instructions at the end of this letter to replace tie rod end clamps. VEHICLE RECALL 22520 © 2022 Navistar, fnc. All rights reserved. All marks are trademarks of their respective owners. 3 6. If necessary, adjust the toe-in. Refer to the appropriate service information for detailed instruction. 7. Remove wheel chocks. END OF SERVICE PROCEDURE LABOR INFORMATION Operation Number Description A40-22520-1 Replace Tie Rod End Clamps; Single Axle A40-22520-2 Replace Tie Rod End Clamps; Two Axles CAMPAIGN IDENTIFICATION LABEL Each veh1ole corrected in accordance with this campaign must be marked with a CTS-1075 Campaign Identification Label. Time 1.2 hrs 2.2 hrs Complete the label and attach on a clean surface next to the vehicle identification number (VIN) plate. COIIPUlED S.MCe Location Code ‘ ADMINISTRATIVE/ DEALER RESPONSIBILITIES WARRANTY CLAIMS Warranty claim expense is to be charged to Warranty. Claims are to be submitted in the normal manner, making reference to Safety Recall 22520. Section 7 of the Warranty Policy and Procedures Manual contains further information related to the submission and processing of AFC / Recall claims. As with all claim submissions, items acquired locally must be submitted in the “Other Charges” tab. The cost of any bulk items (such as a bag of cable tie straps, roll of wire, barrel of oil, or tube of silicone} should be prorated for the cost of the individual pieces/ amount used during each repair. VEHICLE RECALL 22520 C 2022 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners. 4 GROUP GROUP – Enter nu mber NOUN – Leave b lank –: .__ I – C (CAUSE) – Ente r either 1, 2, 3. (See below) 1. Inspected (No repair required). 2. Inspected and repaired. 3. Defective p art from parts stock. – arranty Code) Enter 40. :.: I I WARRANTY – rN TYPE PART – En PAD – Enter 1)() ter P for type part causing failure. -=:: — UNITED STATES AND POSSESSIONS NOUN C WARR TP PAD I I I I IIIXllll4nlO The National Traffic and Motor Vehicle Safety Act, as amended, provides that each vehicle that is subject to a vehicle recall campaign must be adequately repaired within a reasonable time after the owner has tendered it for repair. A failure to adequately repair within 60 days after a tender of a vehicle is prima facie evidence of failure to repair within a reasonable time. If the condition is not adequately repaired within 60 days, the owner may be entitled to replacement with an identical or reasonable equivalent vehicle at no charge, or to a refund of the purchase price less a reasonable allowance for depreciation. Dealers must correct all vehicles subject to this campaign at no charge to the owner, regardless of mileage, age of vehicle, or ownership, from this time forward. Dealers should proceed immediately to make necessary correction to units in inventory. All inventory vehicles subject to this recall campaign must be corrected prior to sale, transfer or delivery. If vehicles have been sold or transferred and you are in receipt of Customer Notification Letters and Authorization for Recall Service cards for those vehicles, the transfer location or customer must be notified immediately from your dealer location. Dealers must make every effort to promptly schedule an appointment with each owner to repair his or her vehicle as soon as possible. However, consistent with the customer notification, dealers are expected to complete the repairs on the mutually agreed upon service date. VEHICLE RECALL 22520 © 2022 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners. 5 Dealers involved in the recall process will be furnished a listing of owner names and addresses to enable them to follow up with owners and have the vehicles corrected. Use of this listing must be limited to this campaign because the list may contain information obtained from state motor vehicle registration records, and the use of such motor vehicle registration data for purposes other than this campaign is a violation of law in several states. CANADA Dealers must correct all vehicles subject to this campaign at no charge to the owner, regardless of mileage, age of vehicle, or ownership, from this time forward. Dealers should proceed immediately to make necessary correction to units in inventory. All inventory vehicles subject to this recall campaign must be corrected prior to sale, transfer or delivery. If vehicles have been sold or transferred and you are in receipt of Customer Notification Letters and Authorization for Recall Service cards for those vehicles, the transfer location or customer must be notified immediately from your dealer location. Dealers must make every effort to promptly schedule an appointment with each owner to repair his or her vehicle as soon as possible. However, consistent with the customer notification, dealers are expected to complete the repairs on the mutually agreed upon service date. Dealers involved in the recall process will be furnished a listing of owner names and addresses to enable them to follow up with owners and have the vehicles corrected. Use of this listing must be limited to this campaign because the list may contain information obtained from state motor vehicle registration records, and the use of such motor vehicle registration data for purposes other than this campaign is a violation of law in several states. EXPORT Export Distributors should proceed immediately to make necessary correction to units in inventory. All inventory vehicles subject to this recall campaign must be corrected prior to sale, transfer or delivery. If vehicles have been sold or transferred and you are in receipt of Customer Notification Letters and Authorization for Recall Service cards for those vehicles, the transfer location or customer must be notified immediately from your distributor location. Export Distributors are to submit warranty claims in the usual manner making reference to this recall number. VEHICLE RECALL 22520 © 2022 Navistar, Inc. All rights reserved. All marks are trademarks of their respec«ve owners. 6 Export Distributors are expected to provide full cooperation and follow-up with respect to this important subject matter. If you have any questions or need further assistance, please contact the Regional Service Manager at your regional office. NAVISTAR, INC. VEHICLE RECALL 22520 © 2022 Navistar, Inc. All rights reserved. All marks are trademarks of their respective owners. 7 — —- — – – — — — – – – – – TECHNICAL BULLETIN TP-2238 •. -· – – – .– • -:-= “”11Tr”‘,i~ •• – ~~—~–l:.-~-:ia..,,,~ Field Service Procedure REPLACING TIE ROD END CLAMPS WITH KIT FRK-22-1002 SELECT NON-DRIVE STEER AXLES BUILT 12/16/2021 THROUGH 5/16/2022 Hazard Alert Messages Read and observe all hazard alert messages in this publk:ation. Indicates imm1nent danger. Failure to follow this lnstr…::tion will result in death or serious injury. A WARNING Indicates a possibly impending danger. Failure to follow this instruction can result 1n death or serious injury. A CAUTION Indicates a hazardous situation or unsafe practice which, if not avoided, could result in injury or damage to components. How to Obtain Additional Maintenance, Service and Product Information Refer to Maintenance Manual 2, Front Non-Drive Steer Axles. To obtain this publication and other Meritor service publications, visit Literature on Demand at roerilP£ corn. Additional informat!on is also available at meritotbul!pen. For additional assistance, contact the Meritor On Trac TM Customer Service Center at 866·668-7221 (US and Canada) between 7:30 AM and 10:00 PM ET Monday through Friday, and between 9:00 AM and 6:00 PM ET on Saturday; 001 ·800-889-1834 (Mexico); or visit our website: W;VW.meritoi:.cooitwarranty. Tie Rod End Clamp Replacement This technical bulletfn provides procedures for replacing the tie rod end clamps on certain Meritor front non-drive steer axles. Owners will be notified by ttle manufacturer if their vehicle is eligible for this replacement program. Safety Precautions Before performing the procedures in this publication, read and understand the following safety precautions. .A DANGER Park the vehicle on a level surface. Block the wheels to prevent the vehicle from moving. Support the vehicle with safety stands. NEVER work under a vehicle supported only by jacks. Jacks can slip and fall over. Failure to use safety stands can result in death or serious personal injury and damage to components. A WARNING To prevent eye injury, always wear eye protection when performing vehicle maintenance or service. Kit Required Kit FRK-22-1002 includes the following parts: • Twoclamps • Two clamp bolts with nuts • Two tie rod end cotter pins (16579) Prinled in LSA Cowl”,ihl Merito<, Inc .• 2022 Tl’-2238 I Issued 08-22 Page 1 Tie Rod End Removal and Installation For complete tie rod service information, refer to Maintenance Manual 2, Front Non-Drive Steer Axles. 1. Wear safe eye protection. Park the vehicle on a level surface. Block the wheels to prevent the vehicle from moving. 2. Use a jack to raise the front of the vehicle so the wheels are off the ground. Support the vehicle with safety stands. A WARNING Support the tie rod assembly during maintenance and service to prevent serious personal injury and damage to components. 3. Use a paint pen to mark the position of both tie rod ends as shown. Be sure to mark It well so the tie rod end can be screwed back into the exact same position on the threads. Also count the amount of visible threads to confirm proper depth upon re-installation. Figure 1. Figure 1 CROSS TUBE TUBE SLOT BOTTOM VIEW TIE ROD ENO MARKS 1000027c NOTE: Perform the clamp retrofit procedure one side at a time. 4. Remove the cotter pin and nut that fastens the tie rod end to the tie rod arm. Figure 2. Flgure2 ~ !!!~~IT!~~ TIE ROD ARM TIE ROD END 4005184c A WARNING Use a brass or synthetic mallet for assembly and disassembly procedures. NEVER hit steel parts with a steel hammer. Pieces of a part can break off. Serious personal injury and damage to components can result. A CAUTION Do not heat the tie rod arm to remove the cross tube assembly. Heating the tie rod arm may soften parts. Damage to components will result. 5. Disconnect the cross tube assembly from the tie rod arm. If available, use a tie rod end puller to separate the tie rod end from the tie rod arm. Figure 2. If necessary, use a leather or plastic mallet to tap on the end of the tie rod arm. 6. Remove the tie rod end clamp bolt. 7. Remove the tee rod end out of the cross tube. Rotate counterclockwise to remove passenger side tie rod end; rotate clockwise to remove driver side tie rod end. 8. Remove the old tie rod end clamp and discard. 9. Slide the new tie rod end clamp into position. Loosely install the nuts and the bolts into the clamps. 10. Thread the tie rod end back into the same position ut’lizing the paint pen marking. Exposed threads should match the value noted in Step 3. 11. Se sure that the clamp tab is firmly seated against the end of the cross tube. Align the clamp open”ng with the cross tube slot as shown In Figure 1. Tighten the clamp bolt nut to 150-175 lb-ft (203-237 Nm). 12. Re-install the tie rod into the tie rod arm. Thread the old nut on and tighten to 160-320 lb-ft (216-434 Nm). 13. Install a new cotter pin. If necessary, tighten the nut until the holes are aligned. Do not loosen the nut to install the cotter pin. 14. Repeat for the opposite tie rod end. 15. Use touch-up spray paint to match the original color. 16. Return the vehicle to service. MerllDrHeavyVelllcla Syatlms, U.C 2135 Y/esl ~e Road Information contained in th”s publication was in eHect at the time the publcation was approved ror pfillting and is subject to change without notiee or liability Meritor Heavy Vehicle Systems, llC, reseries the right to revise lhe 111f,)Jl13tion presented or to disl:1ln~nue the production of parts described al any time. Troy, Ml 48084 USA 866-0nlracl (668-7221) merilDr.<Xl!ll ~2022 Metib’ Inc. Al~tsReselved Printed in l.6A 11’·2238 Issued 08-22 (16579)

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Navistar, Inc. 2701 Navistar Drive Lisle, IL 60532 USA navistar.com IMPORTANT SAFETY RECALL 22520 NHTSA RECALL NO. 22V-711 This notice applies to your vehicle identified on the enclosed card. Dear INTERNATIONAL6 Customer, This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Navistar has decided that a defect which relates to motor vehicle safety exists in certain HV® and HX® series trucks built 11/18/2021 thru 08/04/2022 with feature code 02ARU, 02ARY, 02ARZ, 02ATB, 02AUR,02AVB,02AVC, 02AVD, or 02AVE (Meritor Steer Axle) and an additional steering axle installed by Navistar’s Truck Specialty Center (TSC). REASON FOR THIS RECALL The tie rod end clamp may crack and over time, the tie rod end threads can become damaged, and in some cases, may cause the tie rod end to separate. RISK TO MOTOR VEHICLE SAFETY Tie rod end separation may result in an unexpected loss of steering. An unexpected loss of steering can increase the risk of a vehicle crash. DEFECT REMEDY The repair will involve replacing the tie rod end clamps and any tie rod found with damaged threads. Dealers have parts and instructions to repair your vehicle. The repair will be performed free of charge and take approximately one hour and 30 minutes to two hours and 30 minutes to complete. ACTIONS YOU SHOULD TAKE If you own this vehicle, please schedule an appointment with any INTERNATIONAL® dealer to have your vehicle repaired. You can find your nearest dealer by calling 1- 800-448-7825 or by using the dealer locator at http://www.internationaltrucks.com. If you have already paid for repairs prior to this notice that corrected the defect, you may be eligible for [k’fil&O °=~CID SEP 3 0 2022 By: f’.c?«~!t’t!_~<;_~ A NAVISTAR COMPANY SEPTEMBER 2022 reimbursement of certain repair expenses if they occurred 09/22/2021 thru 10/10/2022. Present your original repair paperwork and proof of payment to any INTERNATIONAL® dealer and your eligibility will be reviewed. You may also submit a claim using the enclosed Request for Reimbursement card. If you are the lessor of this vehicle, please forward a copy of this notice to the lessee within ten days to comply with federal regulations. If you do not own this vehicle, please fill out and return mail the enclosed card so that you will not be contacted again about this recall. IF YOU NEED FURTHER ASSISTANCE If you believe that Navistar has failed to remedy the defect without charge or within a reasonable time, please follow the procedure described in the Owner Assistance Guide section in your Owner’s Manual or call toll free 1-800-448- 7825. You may also submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Ave, SE, Washington, DC 20590; or call the toll free Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800- 424-9153); or go to http://www.safercar.gov. Navistar requests your prompt attention and patience regarding the correction of this defect and apologizes for any inconvenience this may cause you. Navistar, Inc.

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-711 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Navistar, Inc. Submission Date : SEP 22, 2022 NHTSA Recall No. : 22V-711 Manufacturer Recall No. : 22520 Manufacturer Information : Manufacturer Name : Navistar, Inc. Address : 2701 Navistar Drive Lisle IL 60532 Company phone : 331-332-1590 Population : Number of potentially involved : 451 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2022-2023 International HX Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : • The suspect population is identified by models equipped with feature codes 02ARU, 02ARY, 02ARZ, 02ATB, 02AUR, 02AVB, 02AVC, 02AVD, or 02AVE (Meritor Steer Axle) and an additional steer axle installed by Navistar’s Truck Specialty Center (TSC). • The inclusive dates of manufacture were determined by when Navistar began use of suspect axles through the date the issue was contained in vehicle and TSC manufacturing. • The vehicles in the suspect population were built with feature codes 02ARU, 02ARY, 02ARZ, 02ATB, 02AUR, 02AVB, 02AVC, 02AVD, or 02AVE (Meritor Steer Axle) and an additional steer axle installed by Navistar’s TSC and similar vehicles not included were built with other steer axles and/or do not have the additional steer axle installed. There are 451 HX series trucks in the suspect population Production Dates : DEC 20, 2021 – AUG 04, 2022 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : The clamp that wedges the tie rod tube and threaded end together may crack and lose its clamping ability. Over time, the tie rod end threads can become damaged and, in some cases, may allow the tie rod end to separate. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : Tie rod end separation may result in an unexpected loss of steering on one wheel. An unexpected loss of steering on one wheel can increase the risk of a Part 573 Safety Recall Report 22V-711 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 vehicle crash. Description of the Cause : Excessive carbon was introduced to the tie rod clamp surface during the heattreating process. Identification of Any Warning that can Occur : Over time, the steering may develop a loose feeling prior to tie rod separation. Involved Components : Component Name 1 : Tie rod kit Component Description : Tie rod Component Part Number : R23104 or R23105 Supplier Identification : Component Manufacturer Name : Meritor Address : 2135 West Maple Rd Troy Michigan 248-435-10 Country : United States Chronology : • 09/01/2022 – Navistar receives communication from Meritor describing potential tie rod clamp failures. • 09/02/2022 – Navistar quarantines all suspect vehicles at the assembly plants. • 09/06/2022 – Navistar Compliance and Manufacturing meet to investigate the impact to International vehicles. • 09/09/2022— Navistar TSC identifies 7 axles built during the suspect build period and repairs them. • 09/15/2022 – Navistar finalizes the suspect population and declares a Safety Recall. Part 573 Safety Recall Report 22V-711 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : • The remedy will involve replacing both tie rod end clamps. • Navistar’s plan for reimbursement of pre-notification remedies, on file with NHTSA and dated 05/06/2022, applies and reimbursement instructions will be included in the customer notification. How Remedy Component Differs from Recalled Component : The remedy tie rod end clamps are certified to meet hardness specification and the recalled tie rod end clamps were not. Identify How/When Recall Condition was Corrected in Production : 09/02/2022 – Navistar began use of steer axles with certified tie rod end clamps. Recall Schedule : Description of Recall Schedule : It is estimated that the dealer notification letter will be mailed by 9/26/2022. It is estimated that the Customer notification letter will be mailed by10/3/2022. Planned Dealer Notification Date : SEP 26, 2022 – SEP 26, 2022 Planned Owner Notification Date : OCT 03, 2022 – OCT 03, 2022 * NR – Not Reported

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