Work brake may unintentionally disengage
Defect Summary
Paccar incorporated (paccar) is recalling certain 2019-2022 kenworth t880, w990, peterbilt 567, 579, 389, and 2022 peterbilt 536, 537 wrecker and auto hauler vehicles. the work brake (winch brake) may unintentionally disengage the service brakes during winching operations, causing the vehicle to roll.
Safety Consequence
Unintended vehicle movement can increase the risk of a crash or injury.
Corrective Action
Dealers will update the vehicle software, free of charge. owner notification letters were mailed on january 3, 2022. owners may contact paccar customer service at 1-425-828-5888 (kenworth); or 1-940-591-4220 (peterbilt). paccar's numbers for this recall are 21kwg and 21pbm.
Similar Recalls
Other recalls from Paccar Incorporated or involving Electrical System.
FAQ: Recall 21V906000
Your rights, the repair process, and what each field on this page means.
What is recall 21V906000?
NHTSA recall 21V906000 was issued by Paccar Incorporated on November 19, 2021. It addresses: Work brake may unintentionally disengage. The recall affects approximately 908 vehicles, with the defect involving the Electrical System component.
How do I get this recall repaired?
Contact any authorized Paccar Incorporated dealer and reference NHTSA recall ID 21V906000 or the manufacturer campaign number 21KWG and 21PBM. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.