Recall 20V739000 — ELECTRONIC STABILITY CONTROL (ESC) Defect in 2020-2021 PETERBILT 520
RECALL This recall affects up to 11 vehicles.
Recall Summary
| NHTSA Campaign | 20V739000 |
| Manufacturer | PACCAR Incorporated |
| Vehicles Affected | 11 |
| Component | ELECTRONIC STABILITY CONTROL (ESC) |
| Date Notified | |
| Affected Vehicles |
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2020-2021 Peterbilt 520 vehicles. The stability control brake relay may have the Spring Brake Modulating (SBM) Valve or the lift axle hose incorrectly connected.
Safety Consequence
A stability control event meant to only actuate the ABS controlled wheel ends could actuate lift axle brakes or modulate park brake chambers and could possibly de-stabilize the vehicle, increasing the risk of a crash.
Remedy
PACCAR will notify owners, and dealers will inspect the suspect chassis and correct the brake relay plumbing if needed, free of charge. PACCAR has issued owners an interim notification on January 4, 2020. Owner notification letters were mailed on January 25, 2021. Owners may contact Peterbilt customer service at 1-940-591-4220. PACCAR's number for this recall is 20PBF.
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 |