22PBE – Steering Gear Assembled Incorrectly – 2022-2023 Peterbilt 325, 330, 337, 348, 365, 367, 389, 520, 536, 537, 548, 567, & 579

July 28, 2022 NHTSA CAMPAIGN NUMBER: 22V547000

Steering Gear Assembled Incorrectly

A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.

 

NHTSA Campaign Number: 22V547

Manufacturer PACCAR Incorporated

Components STEERING

Potential Number of Units Affected 47,513

 

Summary

PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Kenworth T170, T270, T280, T370, T380, T440, T470, T480, T680, T800, T880, W900, W990, C500, and 2022-2023 Peterbilt 325, 330, 337, 348, 365, 367, 389, 520, 536, 537, 548, 567, and 579 vehicles. The steering gears may have been assembled incorrectly, which can cause the gears to fracture.

 

Remedy

Dealers will inspect the steering gear serial numbers, and replace the steering gears as necessary, free of charge. Owner notification letters are expected to be mailed September 26, 2022. Owners may contact Kenworth’s customer service at 1-425-828-5888 and Peterbilt’s customer service at 1-940-591-4220. PACCAR’s numbers for this recall are 22PBE and 22KWE.

 

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.

 


Peterbilt
Peterbilt

 


Chronology :

5-20 RH Sheppard communicated they were filing equipment recall due to steering gear shaft failures on two warranty returns. No root cause or remedy.

5-24 RHS sent list of suspect steering gear orders.

5-26 RHS provided instructions for reading serial numbers and range for suspect parts. Plants began inspecting and quarantining material. RHS testing if gears can be tested on trucks to determine good gears. RHS doing infant failure analysis.

5-27 RHS provided some suspect part numbers.

6-01 RHS sent list of serial numbers checked so far as being cleared. Plants re-sort and release parts. Plants had quarantined by the suspect year/month and could now release specific steering gear serial numbers.

6-03 Warranty search found 2 claims match known failures.

6-07 RHS sent larger list of serial numbers that currently makes up the suspect gear serial number population. Plants re-sort and release parts.

6-08 RHS identified root cause to be recirculating balls removed during re-work and new ball insertion process not completed.

6-09 RHS reduced the suspect population to 2,816 serial numbers. Plants re-sort and release parts.

6-16 RHS sent new suspect population with 2,877 serial numbers. Plants re-sort and release parts. Safety and Compliance asked for PACCAR part number, plant location and invoice date to be added to suspect population list.

6-23 RHS sent new suspect population list with added information that was requested.

7-01 Safety and Compliance requested information to aid in preparing this issue for the Safety Committee.

7-06 RHS provided requested information.

7-07 Safety Committee reviewed. Questions on how the suspect truck population was determined.

7-08 RHS provided field action proposal.

7-14 Discussed with NHTSA during regular scheduled quarterly meeting.

7-18 Safety Committee Minutes sent to Safety Committee for decision whether this issue is a safety related defect.

7-22 Safety Committee determines a safety related defect exists.

 


54 Affected Products

Vehicles

MAKE MODEL YEAR
KENWORTH C500 2022-2023
KENWORTH T170 2022-2023
KENWORTH T270 2022-2023
KENWORTH T280 2022-2023
KENWORTH T370 2022-2023
KENWORTH T380 2022-2023
KENWORTH T440 2022-2023
KENWORTH T470 2022-2023
KENWORTH T480 2022-2023
KENWORTH T680 2022-2023
KENWORTH T800 2022-2023
KENWORTH T880 2022-2023
KENWORTH W900 2022-2023
KENWORTH W990 2022-2023
PETERBILT 325 2022-2023
PETERBILT 330 2022-2023
PETERBILT 337 2022-2023
PETERBILT 348 2022-2023
PETERBILT 365 2022-2023
PETERBILT 367 2022-2023
PETERBILT 389 2022-2023
PETERBILT 520 2022-2023
PETERBILT 536 2022-2023
PETERBILT 537 2022-2023
PETERBILT 548 2022-2023
PETERBILT 567 2022-2023
PETERBILT 579 2022-2023

 


2 Associated Documents

Recall Acknowledgement

RCAK-22V547-2355.pdf 646.452KB

RCAK-22V547-2355

 


Recall 573 Report – July 28, 2022

RCLRPT-22V547-1774.PDF 215.03KB

RCLRPT-22V547-1774

 


Latest Recalls Documents

https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=22V547&docType=RCL

 


 

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