2023 PETERBILT 520 Complaints and Recall Information
The 2023 PETERBILT 520 has 0 complaints and 25 recalls filed with NHTSA. Owners most frequently report issues related to safety and components requiring recall repairs, though no direct complaints have been submitted.
Twenty-five recalls for the model cover various vehicle systems including electrical, braking, steering, suspension, and engine control. The recalls address defects that may impact vehicle safety and operation.
Recalls- Electrical propulsion system. Recall 25V181000 affects 238 vehicles and involves high voltage contactors opening unexpectedly, causing loss of drive power and increased crash risk. Dealers will update software and replace the electrical harness at no charge.
- ECU software malfunction. Recall 24V915000 covers 220,764 Peterbilt and Kenworth vehicles, including the 2023 Peterbilt 520. Electrical noise may cause the Bendix EC80 ECU to misprocess commands or stop working, compromising safety systems like ABS and stability control. Dealers will reprogram the ECU software free of charge.
- Brake and traction control ECU defect. Also part of recall 24V915000, this issue involves the same ECU malfunction affecting systems such as traction control and collision mitigation, increasing crash risk. The fix is ECU software reprogramming at no cost.
- Suspension bracket failure. Recall 22V939000 involves 15,658 Peterbilt 320 and 520 refuse trucks with Haulmaax/EX suspensions. Tracking rod brackets may detach, destabilizing the axle and increasing crash risk. Dealers will inspect welds and add an additional bracket as needed for free.
- Steering gear fracture. Recall 22V547000 covers 47,500 vehicles including the 2023 Peterbilt 520. Steering gears may be incorrectly assembled, risking fracture and loss of steering control. Dealers will inspect and replace steering gears free of charge.
- Engine control module short-circuit. Recall 22V631000 affects 1,601 vehicles including the 2023 Peterbilt 520. The ECM may short-circuit internally causing engine stalls and crash risk. Dealers will replace the ECM at no cost.
Owners with repeated repairs, safety concerns, or unresolved recalls should consider reviewing their rights under applicable state lemon laws. Consulting legal guidance may assist in addressing persistent defects or safety system failures.
2023 PETERBILT 520 Summary
2023
Model Year
0
Total Complaints
5
Total Recalls
285761
Vehicles Affected
Recalls
2023 PETERBILT 520
238 vehicles affected
ELECTRICAL SYSTEM:PROPULSION SYSTEM
PACCAR Incorporated (PACCAR) is recalling certain 2022-2025 Peterbilt 520, 579, and 2021-2025 Kenworth T680 trucks. The high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power.
Risk: A loss of drive power increases the risk of a crash.
2023 PETERBILT 520
220764 vehicles affected
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
PACCAR Incorporated (PACCAR) is recalling certain 2021-2025 Peterbilt and Kenworth vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Please see the recall report for a complete list of models. Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop functioning.
Risk: Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may not function properly or at all, increasing the risk of a crash.
2023 PETERBILT 520
1601 vehicles affected
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
PACCAR Incorporated (PACCAR) is recalling certain 2023 Peterbilt 220, 389, 520, 536, 537, 348, 367, 567, 548, 579, and 2023 Kenworth T680, K270, T440, T880, W990, K370, T280, T380, T480, T800, and W900 vehicles. The engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall.
Risk: An unexpected engine stall can increase the risk of a crash.
2023 PETERBILT 520
47500 vehicles affected
STEERING
PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Kenworth T170, T270, T280, T370, T380, T440, T470, T480, T680, T800, T880, W900, W990, C500, and 2022-2023 Peterbilt 325, 330, 337, 348, 365, 367, 389, 520, 536, 537, 548, 567, and 579 vehicles. The steering gears may have been assembled incorrectly, which can cause the gears to fracture.
Risk: A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
2023 PETERBILT 520
15658 vehicles affected
SUSPENSION:MULTIPLE AXLE
PACCAR Incorporated (PACCAR) is recalling certain 2015-2023 Peterbilt 320 and 520 refuse trucks equipped with Haulmaax/EX suspensions. The suspension tracking rod brackets may fail and detach from the forward drive axle, causing the axle to become unstable.
Risk: An unstable axle can decrease vehicle stability and control, increasing the risk of a crash.
Complaints
No complaints found.