24KWC – Steering Gear Assembled Incorrectly – 2024-2025 Kenworth T280, T380, T480, T680, T880, L770, W990

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January 25, 2024 NHTSA CAMPAIGN NUMBER: 24V044000

Steering Gear Assembled Incorrectly

A loss of steering control increases the risk of a crash.


NHTSA Campaign Number: 24V044

Manufacturer PACCAR Incorporated

Components STEERING

Potential Number of Units Affected 47,208



PACCAR Incorporated (PACCAR) is recalling certain 2024-2025 Kenworth T280, T380, T480, T680, T880, L770, W990, and 2024-2025 Peterbilt 389, 520, 535, 536, 537, 548, 567, 579, 589 trucks. The steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are required, which may result in a loss of steering control.



Dealers will inspect and replace the steering gears as necessary, free of charge. Owner notification letters are expected to be mailed March 25, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220 and/or Kenworth customer service at 1-425-828-5888. PACCAR’s numbers for this recall are 24PBC and 24KWC.



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.


Chronology :

12/18/23 – Sheppard contacted PACCAR Safety & Compliance to inform they filed an equipment recall for 128 suspect steering gears sent to PACCAR.

12/19/23 – Began inspection at all affected production plants.

01/05/23 – Warranty search completed.

01/18/24 – Joint Safety Committee determined that a safety related defect does exist. (Dave Stevens delegate for Bryan Sitko)

As of 01/18/24, Paccar received 0 warranty claims and 0 reports about 0 trucks in the field that may be related. 0 reports of deaths or injuries have been received.


32 Affected Products


KENWORTH L770 2024-2025
KENWORTH T280 2024-2025
KENWORTH T380 2024-2025
KENWORTH T480 2024-2025
KENWORTH T680 2024-2025
KENWORTH T880 2024-2025
KENWORTH W990 2024-2025
PETERBILT 389 2024-2025
PETERBILT 520 2024-2025
PETERBILT 535 2024-2025
PETERBILT 536 2024-2025
PETERBILT 537 2024-2025
PETERBILT 548 2024-2025
PETERBILT 567 2024-2025
PETERBILT 579 2024-2025
PETERBILT 589 2024-2025


3 Associated Documents

Recall Acknowledgement

RCAK-24V044-5049.pdf 645.528KB

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Defect Notice 573 Report

RCLRPT-24V044-2977.PDF 214.547KB

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Safety Bulletin

RCSB-24V044-1818.pdf 177.718KB

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Latest Recalls Documents

For the Latest and Most recent Recall Information Visit the link below…




Bestseller No. 1
Johnsen's 4611 Power Steering Fluid - 1 Gallon
  • High quality power steering fluid and conditioner
  • Stops Noise
  • Stops slipping
  • Helps prevent unusual wear
  • Protects seals
Bestseller No. 2
Lucas Oil 10008 Power Steering Fluid - 1 Quart
  • Package Dimensions: 23.2 H x 6.9 L x 11.2 W (centimetres)
  • Package Weight: 0.9 kilograms
  • Country of Origin : United States
  • Fit type: Universal
Bestseller No. 3
Lubegard 23232 Complete Synthetic Power Steering Fluid, 32 fl. oz.
  • The service solution for ALL European, North American, and Asian vehicles (Honda fluid recommended for Honda/Acura vehicles)
  • Reduces friction and protects seals and hoses - extending the life of the power steering system
  • Provides excellent cold and high temperature performance eliminating "morning sickness" stiffness
  • Excellent for use in electric hydraulic systems
  • Cleans and frees sticky turbines and pumps
Bestseller No. 4
Bar's Leaks High Mileage Power Steering Repair, 16 oz.
  • REDUCES NOISE AND SMOOTHES OUT HARD STEERING: A unique dual cavity bottle containing a combination of the best performance additives to repair the most common power steering fluid related problems.
  • STOPS LEAKS AND RECONDITIONS RACK & PINION: Power Steering Repair can be used to top-off the existing fluid when low, or add a bottle when changing fluid.
  • RESTORES PREFORMANCE: Works on all vehicles, domestic and import.
  • ADDS PROTECTION: Compatible with ALL types of power steering fluid or ATF, including petroleum, mineral oil and synthetic formulas.
SaleBestseller No. 5
Lubegard 24242 Complete Synthetic Honda Power Steering Fluid, 32 fl. oz.
  • For 2007 and up Honda and Acura vehicles, Backwards compatible with older Honda and Acura vehicles
  • Lubricates and reduces wear in the pump, Prevents rust of the steel parts
  • Lubricates and fights wear on the gear faces of the turning mechanism (eg. Rack and pinion)
  • Protects and cleans the seals and hoses
  • Contains no seal swellers
Bestseller No. 6
Prestone AS269 Power Steering Fluid for Asian Vehicles - 12 oz.
  • Premium full-synthetic formulation specifically engineered for Asian vehicles
  • Provides protection against wear, foaming, and corrosion to maintain optimal performance
  • Designed for extreme temperatures while also providing excellent operation in low temperatures
  • Delivers excellent oxidative stability for extended fluid life
  • Engineered for Honda, Acura, Toyota, Lexus, and all other Asian-manufactured vehicles
SaleBestseller No. 7
BlueDevil Products Power Steering Fluid w/Stop Leak - 1 Quart
  • Stops Leaks
  • Helps prevent wear and corrosion
  • Improves vehicle longevity and performance
  • Smooths and eases steering operation
  • Helps prevent slippage
Bestseller No. 8
SaleBestseller No. 9
STP Power Steering Fluid, Steering Wheel Cleaner Protects Against Wear and Pump Breakdown in Cars and Trucks, 32 Oz, STP
  • Protects against wear and pump breakdown caused by abnormal wear, oxidation, and foaming
  • Performs even in sub-zero temperatures
  • Specifically designed for all power steering units
  • For high and low mileage vehicles
  • Use as needed, always consult your owner's manual for fluid specifications
Bestseller No. 10
MAG 1 00816 Power Steering Fluid - 1 Gallon, Black
  • Helps prevent wear and corrosion
  • Helps quiet annoying squeals and squeaks
  • Smooths and eases steering operation

Last update on 2024-05-12 / Affiliate links / Images from Amazon Product Advertising API

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