Peterbilt 520 recalls
- Kenworth right-hand stand-up (rhsu) configuration on the steering cross-shaft may become stressed and fail. 2024–2026 Kenworth L770, 520
- Kenworth tail brake light, upper and lower beam headlights, reverse light, and turn signal may not illuminate as intended. 2024–2025 Kenworth L770, T180, T280 +13 more
- Kenworth high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power. 2021–2022 Kenworth T680, 520, 579
- Kenworth please see the recall report for a complete list of models. 2021–2024 Kenworth C500B, T280, T370 +20 more
- Kenworth steering arm and/or tie rod bracket fasteners may fail, resulting in a loss of steering control. 2024 Kenworth T480, T800, T880 +5 more
- Kenworth tie rod or drag link assembly may contain an improperly heat-treated ball stud, causing the ball stud to break. 2025 Kenworth K270, K370, L770 +15 more DO NOT DRIVE
- Kenworth bearing journals may not be fully seated in the steering knuckle assemblies, preventing the proper installation of the wheel end hub assemblies. 2024 Kenworth T800, T880, W900 +5 more
- Kenworth steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are required, which may result in a loss of steering control. 2024 Kenworth L770, T280, T380 +13 more
- Peterbilt rear lifting bracket that attaches to the engine cylinder head may be insufficiently secured, which can allow it to detach. 2024 Peterbilt 520
- Peterbilt suspension tracking rod brackets may fail and detach from the forward drive axle, causing the axle to become unstable. 2015 Peterbilt 320, 520
- Kenworth engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall. 2023 Kenworth K270, K370, T280 +18 more
- Kenworth steering gears may have been assembled incorrectly, which can cause the gears to fracture. 2022 Kenworth C500, T170, T270 +24 more
- Kenworth dana D-Series axle steer arm fasteners that attach the steering arm to the steering knuckle may fail. 2018 Kenworth T270, T370, T440 +16 more
- Peterbilt quick release valve on the rear brake signal hose may be missing. 2020 Peterbilt 520
- Kenworth sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak. 2018–2021 Kenworth T270, T370, T440 +10 more
- Peterbilt steering column support structure may crack or break in certain right-hand, stand-up drive models. 2015 Peterbilt 320, 520
- Peterbilt stability control brake relay may have the Spring Brake Modulating (SBM) Valve or the lift axle hose incorrectly connected. 2020 Peterbilt 520
- Kenworth axles may have lower rear pivot bolts that are not long enough to sufficiently engage the locking feature of the corresponding nuts. 2020–2021 Kenworth T800, T800B, T880 +8 more
- Peterbilt incorrect bolts may have been used to secure the steering assist cylinder bracket, possibly allowing the bolts to loosen. 2020 Peterbilt 520
- Peterbilt rear brake signal hose may be missing a quick release valve, possibly causing a delay in their brake release timing. 2016 Peterbilt 320, 520
- Peterbilt steering assist cylinder bracket may not have been properly mounted. 2018 Peterbilt 520
- Kenworth forward rear axle output shafts may have been improperly heat treated during manufacturing, possibly resulting in the shafts fracturing. 2020 Kenworth T800, T880, W990 +5 more
- Peterbilt turn signals may also light up with the stop/tail lights when the brakes are applied. 1990 Peterbilt 320, 520
- Peterbilt due to undersized wires, the connector between the cab power harness and the power distribution center (PDC) harness may overheat and melt, possibly resulting in an engine shutdown. 2017 Peterbilt 520