The worst 2023 Peterbilt 537 problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
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Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 11
Fuel system, diesel: delivery: hoses, lines/piping, and fittings
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Kenworth T370, T270, 2022-2027 Kenworth T280, Peterbilt 548, 2023-2027 Kenworth T480, T380, Peterbilt 536, 537, and 2025 Peterbilt 567 vehicles. The remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall.
- Risk
- A fuel leak in the presence of an ignition source increases the risk of a fire. An engine stall increases the risk of a crash.
- Remedy
- Dealers will replace the fuel hoses, free of charge. Owner notification letters will be mailed beginning December 20, 2026. Owners may contact Peterbilt's customer service at 1‑940‑591‑4220 or Kenworth's customer service at 1‑425‑828‑5888. PACCAR's number for this recall is 26PACJ.
Recall number 26V700000 · Recall details
Vehicle speed control: accelerator pedal
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2023-2024 Peterbilt 535, 536, 537, 548, 2023-2024 Kenworth T280, T380, T480, and 2024 Kenworth T180 trucks. The throttle pedal assembly may contain an oversized magnet carrier, slowing the responsiveness or causing the pedal to stick.
- Risk
- A pedal that sticks increases the risk of a crash.
- Remedy
- Dealers will inspect and replace the throttle pedal as necessary, free of charge. Owner letters were mailed April 11, 2025. Owners may contact Peterbilt's customer service at 1‑940‑591‑4220 and Kenworth's customer service at 1‑425‑828‑5888. PACCAR's numbers for this recall are 25PBA and 25KWA.
Recall number 25V014000 · Recall details
Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/module
- What is wrong
- 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.
- Remedy
- Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed February 3, 2025. Owners may contact Kenworth's customer service at 1‑425‑828‑5888 and Peterbilt's customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 24KWL and 24PBL.
Recall number 24V915000 · Recall details
Power train: automatic transmission: lever and linkage: column shift
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Peterbilt 365, 367, 389, 535, 536, 537, 548, 567, 579, and 2021-2025 Kenworth T180, T280, T380, T480, T680, T880 and W990 trucks. The right-hand gear shifter stalk connectors may have been improperly crimped, resulting in a loss of communication.
- Risk
- A loss of communication between the gear shifter and the transmission may result in the vehicle becoming disabled after coming to a stop, increasing the risk of a crash.
- Remedy
- Dealers will inspect and replace the gear shifter assembly as necessary, free of charge. Owner letters were mailed December 15, 2025, then phased after that. Owners may contact Kenworth customer service at 1‑425‑828‑5888 or Peterbilt customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 24PBE and 24KWE.
Recall number 24V190000 · Recall details
Visibility: rearview mirrors/devices
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2022-2024 Peterbilt 535, 536, 537, 548, and Kenworth T180, T280, T380, T480 trucks. The glass lock ring on the cab mirror assembly may not be fully seated, allowing the mirror glass to detach.
- Risk
- A detached mirror glass can reduce driver visibility, increasing the risk of a crash.
- Remedy
- Dealers will inspect the mirror glass lock ring and repair it as necessary, free of charge. Owner letters were mailed February 23, 2024. Owners may contact Kenworth customer service at 1‑425‑828‑5888 and/or Peterbilt customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 24KWA and 24PBA.
Recall number 24V017000 · Recall details
Fuel system, diesel: delivery: hoses, lines/piping, and fittings
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2023-2024 Kenworth T280, T380, T480, Peterbilt 536, 537, and 548 trucks. The remote Stage 2 fuel filter hoses may have been damaged during production, allowing the hoses to leak or disconnect.
- Risk
- A disconnected hose will result in an engine stall, increasing the risk of a crash. Also, a fuel leak in the presence of an ignition source increases the risk of a fire.
- Remedy
- Dealers will replace both hoses, free of charge. Owner notification letters are expected to be mailed November 4, 2023. Owners may contact Kenworth's customer service at 1‑425‑828‑5888 and Peterbilt's customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 23KWF and 23PBF.
Recall number 23V617000 · Recall details
Power train: driveline
- What is wrong
- PACCAR Incorportated (PACCAR) is recalling certain 2023-2024 Peterbilt 536, 537, 548, 2023-2024 Kenworth T280, T480, and 2024 Kenworth T380 vehicles. The adhesive thread-lock may not have been applied to the four flange mounted yoke bolt threads, allowing the driveline fasteners to loosen.
- Risk
- Loose fasteners may allow the driveline to separate from the truck, increasing the risk of a crash.
- Remedy
- Dealers will apply adhesive thread-lock and replace the fasteners, free of charge. Owner notification letters are expected to be mailed September 19, 2023. Owners may contact PACCAR's customer service at 1‑425‑828‑5888 (Kenworth) or 1‑940‑591‑4220 (Peterbilt). PACCAR's numbers for this recall are 23KWE and 23PBE.
Recall number 23V504000 · Recall details
Service brakes, air
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Kenworth T280, T380, T480, Peterbilt 536, 537, and 548 vehicles. When the brake pedal is fully applied and then released rapidly, the pedal plunger that connects the brake pedal to the brake valve may become disconnected, causing the service brakes to fail.
- Risk
- Service brake failure can increase the risk of a crash.
- Remedy
- Dealers will add a pedal restraint bracket, free of charge. Owner notification letters were mailed April 7, 2023. Owners may contact Kenworth's customer service at 1-425-828-588 and Peterbilt's customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 23KWB and 23PBB.
Recall number 23V087000 · Recall details
Engine and engine cooling: engine: engine control module (ecu/ECM)
- What is wrong
- 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.
- Remedy
- Dealers will replace the ECM, free of charge. Owner notification letters are expected to be mailed October 16, 2022. Owners may contact Kenworth's customer service at 1‑425‑828‑5888 and Peterbilt's customer service at 1‑940‑591‑4220. PACCAR's number for this recall is 22KWG and 22PBG.
Recall number 22V631000 · Recall details
Steering
- What is wrong
- 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.
- Remedy
- Dealers will inspect the steering gear serial numbers, and replace the steering gears as necessary, free of charge. Owner notification letters were mailed September 26, 2022. Owners may contact Kenworth's customer service at 1‑425‑828‑5888 and Peterbilt's customer service at 1‑940‑591‑4220. PACCAR's numbers for this recall are 22PBE and 22KWE.
Recall number 22V547000 · Recall details
Power train: automatic transmission
- What is wrong
- PACCAR, Incorporated (PACCAR) is recalling certain 2022 Kenworth T180, 2021-2023 Kenworth T280, 2022-2023 Kenworth T380, 2022-2023 Peterbilt 536, and 537 vehicles. Internal components of the transmission actuator may slip, causing the actuator to become miscalibrated.
- Risk
- A miscalibrated actuator may cause the transmission to shift into an unexpected gear, increasing the risk of a crash.
- Remedy
- Dealers will replace the transmission actuator, free of charge. Owner notification letters were mailed December 8, 2022. Owners may contact PACCAR's customer service at 1‑425‑828‑5888 (Kenworth); 1‑940‑591‑4220 (Peterbilt). PACCAR's number for this recall is 22KWD and 22PBD.
Recall number 22V425000 · Recall details
Technical service bulletins for the 2023 Peterbilt 537 31
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- The new 2.1m day cab lift tools, a Level 3 mandatory tool, are now available to order.
- "Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes
- The verbiage in the Introduction section has been updated.
- "KW: A new recommended repair has been added to verify the software level and close the campaign in...
- Troubleshooting procedures for 2.1m cab power windows are now available.
- Bogie Crossmember Torque Value Update
- Sheppard Recall Order Process Update
- The Parts section has been updated to clarify that freight charges for safety recall orders should not be...
- Cummins TSB 210203 has been updated to remove the PACCAR suction side fuel filter part number from Table 1...
- Parts and procedures are now available for all affected chassis equipped with Vehicle Electronic Control...
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Questions about the 2023 Peterbilt 537
Is the 2023 Peterbilt 537 reliable?
Owners have filed 0 complaints about the 2023 Peterbilt 537.
What is the most common problem with the 2023 Peterbilt 537?
There are not enough complaints to tell.
How many recalls does the 2023 Peterbilt 537 have?
11 recalls, covering fuel system, diesel, vehicle speed control and service brakes, hydraulic.
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