2021–2024 Kenworth T280, 2021–2024 Kenworth T380, 2021–2024 Kenworth T480 and 3 other models Recall: When the brake pedal is fully applied and then released rapidly, the pedal…
NHTSA campaign 23V087000 · Service Brakes, Air · filed Feb 15, 2023 · verified Jul 30, 2026
The defect
PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Kenworth T280, T380, T480, Peterbilt 536, 537, and 548 vehicles. When the brake pedal is fully applied and then released rapidly, the pedal plunger that connects the brake pedal to the brake valve may become disconnected, causing the service brakes to fail.
The risk
Service brake failure can increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will add a pedal restraint bracket, free of charge. Owner notification letters were mailed April 7, 2023. Owners may contact Kenworth's customer service at 1-425-828-588 and Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 23KWB and 23PBB.
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.
Affected vehicles
Related recalls
More Kenworth T280 recalls
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Other campaigns involving Kenworth vehicles
Source: NHTSA recall database, campaign 23V087000 (manufacturer number 23KWB and 23PBB). Data last verified Jul 30, 2026.