23505 Driveshaft Separation – 2023 International HV & 2023-2024 International MV

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March 8, 2023 NHTSA CAMPAIGN NUMBER: 23V153000

Driveshaft Separation

Driveshaft separation can cause a loss of drive power and increase the risk of a crash.

 

NHTSA Campaign Number: 23V153

Manufacturer Navistar, Inc.

Components POWER TRAIN

Potential Number of Units Affected 660

 

Summary

Navistar, Inc. (Navistar) is recalling certain 2023 International HV and 2023-2024 International MV vehicles. The rear axle spring wedge shim may have been incorrectly installed, which can cause U-joint failure and result in driveshaft separation.

 

Remedy

Dealers will reinstall the rear axle wedge shim, free of charge. Owner notification letters were mailed April 28, 2023. Owners may contact Navistar’s customer service at 1-800-448-7825. Navistar’s number for this recall is 23505.

 

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

 


23505
APRIL, 2023

SAFETY RECALL Rear Axle Spring Wedge Shim on certain 2023 International® HV™ Series trucks built 04/29/2022 thru 12/07/2022 and 2023 and 2024 International® MV™ Series trucks built 02/24/2022 thru 01/18/2023 with feature code 14VAD, 14VAG, or 14VAH (Suspension, rear, single with vari-rate springs)

 

DEFECT DESCRIPTION

The rear axle spring wedge shim may have been installed in the incorrect orientation ( 180-degrees ). An incorrectly oriented axle spring wedge shim can result in driveline angles out of specification and can cause premature wear and eventual failure of a U-joint, which could result in drive shaft separation from the vehicle. U-joint failure resulting in drive shaft separation from the vehicle can increase the risk of a vehicle crash that may result in property damage, personal injury, or death.

 

MODELS INVOLVED

This safety recall involves certain 2023 International® HV™ series trucks built 04/29/2022 thru 12/07/2022 and 2023 and 2024 International® MV … series trucks built 02/24/2022 thru 01/18/2023 with feature code 14VAD, 14VAG, or 14VAH (Suspension, rear, single with vari-rate springs).

 

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Chronology :

  • 02/01/2023 – Navistar Manufacturing Product Engineering discovers workstation responsible for rear axle and suspension assembly was installing the spring wedge shim in the same orientation regardless of the suspension configuration requirements.
  • 02/06/2023 – Navistar Manufacturing quarantines all vehicles at the plant and inspects wedge shim orientation of suspect vehicles.
  • 02/08/2023 – Navistar Manufacturing updates the work instructions to illustrate correct orientation of wedge shims according to configuration requirements.
  • 02/13/2023 – Navistar Manufacturing and Engineering meet to determine failure mode of suspect population.
  • 02/22/2023 – Navistar Manufacturing and Engineering meet with Compliance to discuss analysis of failure mode, root cause in manufacturing, and the effect on driveline angles. The team then initiates risk assessment of the incorrect driveline angles.
  • 02/28/2023 – Navistar Manufacturing, Engineering and Compliance conclude risk analysis and determines the impact to the suspect population.
  • 03/01/2023 – Navistar finalizes the suspect population.
  • 03/02/2023 – Navistar declares a Safety Recall.

 


3 Affected Products

Vehicles

MAKE MODEL YEAR
INTERNATIONAL HV 2023
INTERNATIONAL MV 2023-2024

 


5 Associated Documents

Recall Acknowledgement

RCAK-23V153-4528.pdf 645.733KB

 


Recall 573 Report – March 8, 2023

RCLRPT-23V153-7636.PDF 215.514KB

 


ISSUED Owner Notification Letter(Part 577)

RCONL-23V153-1905.pdf 49.779KB

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Remedy Instructions and TSB

RCRIT-23V153-7139.pdf 248.42KB

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Recall Quarterly Report #3, 2023-4

RCLQRT-23V153-4793.PDF 211.433KB

 


Latest Recalls Documents

https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=23V153&docType=RCL

 


 

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Last update on 2024-05-24 / Affiliate links / Images from Amazon Product Advertising API

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