Recall 21V720000 — SERVICE BRAKES, AIR Defect in 2020-2021 PETERBILT 520
RECALL This recall affects up to 15 vehicles.
Recall Summary
| NHTSA Campaign | 21V720000 |
| Manufacturer | PACCAR Incorporated |
| Vehicles Affected | 15 |
| Component | SERVICE BRAKES, AIR |
| Date Notified | |
| Affected Vehicles |
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2020-2021 Peterbilt 520 vehicles. The quick release valve on the rear brake signal hose may be missing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
Safety Consequence
A missing quick release valve cannot ensure correct rear brake release timing, increasing the risk of a crash or injury.
Remedy
Dealers will inspect the vehicles for a missing quick release valve, and install one if necessary, free of charge. Owner notification letters were mailed on October 7, 2021. Owners may contact PACCAR's customer service at 1-940-591-4220 (Peterbilt). PACCAR's number for this recall is 21PBK.
Related Recalls for PETERBILT
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V795000 | 2026 PETERBILT 589 | SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK | 62 | |
| 24V190000 | 2021 PETERBILT 537 | POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT | 70,509 | |
| 25V182000 | 2024 PETERBILT MODEL 220 | ELECTRICAL SYSTEM:PROPULSION SYSTEM | 168 | |
| 25V353000 | 2026 PETERBILT 567 | SERVICE BRAKES, AIR:ANTILOCK:MODULATOR | 315 | |
| 25V436000 | 2025 PETERBILT 537 | EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE | 56,260 | |
| 24V903000 | 2025 PETERBILT 536 | POWER TRAIN:AXLE HUBS | 29 | |
| 25V181000 | 2022 PETERBILT 579 | ELECTRICAL SYSTEM:PROPULSION SYSTEM | 238 | |
| 25V014000 | 2023 PETERBILT 535 | VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 1,110 | |
| 25V041000 | 2024 PETERBILT 536 | EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE | 5,378 | |
| 24V915000 | 2024 PETERBILT 520 | ELECTRICAL SYSTEM:SOFTWARE | 220,764 |