OFFICIAL CAMPAIGN FILE

NHTSA campaign 21V906000

NHTSA campaign 21V906000 covers 21 published year-and-model reports from 2 makes in this index and lists 908 potentially affected units campaign-wide. VIN eligibility must be checked separately.

Report received November 19, 2021 · Snapshot September 21, 2026

01 / DEFECT RECORD

What NHTSA campaign 21V906000 says

NHTSA campaign 21V906000 identifies ELECTRICAL SYSTEM, SERVICE BRAKES, AIR and states that Unintended vehicle movement can increase the risk of a crash or injury.

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.

Consequence summary

Unintended vehicle movement can increase the risk of a crash or injury.

02 / CORRECTIVE ACTION

Remedy for NHTSA campaign 21V906000

For NHTSA campaign 21V906000, the filed corrective action says: 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.

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.

Owner notification: January 3, 2022
Filing manufacturer: PACCAR Incorporated
Component groups: ELECTRICAL SYSTEM, SERVICE BRAKES, AIR

03 / PUBLISHED VEHICLES

Vehicles listed under NHTSA campaign 21V906000

RecallRoad links 21 year-and-model reports associated with NHTSA campaign 21V906000; the list reflects published source rows, not individual VIN coverage.