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RECALLS — MAKE · MODEL · YEAR

2021 Peterbilt 537 recalls

6 safety recall campaigns have been filed for the 2021 Peterbilt 537 with Transport Canada and the U.S. NHTSA. Here is what both agencies say.

Canadian recalls
03
U.S. recalls
03
Total campaigns
06

Transport Canada recalls

03
  • Powertrain#2022315

    9 units affected

    Issue: On a small number of trucks, a problem with the transmission actuator could cause the transmission to shift into a different gear than the driver selects. This could cause sudden or unexpected movement of the truck. Safety Risk: Sudden or unexpected movement of the truck could create a risk of injury or a crash. Corrective Actions: PACCAR will notify owners by mail and instruct you to take your truck to a dealership to replace the transmission actuator. PACCAR reminds that you should always use the parking brake each time that you park.

  • Lights And Instruments#2022314

    7 units affected

    Issue: On a small number of trucks, the warning light for the antilock brake system (ABS) doesn't turn on when there is a problem with the ABS. Safety Risk: A driver that is not warned about a problem with the antilock brake system could have an increased risk of a crash. Corrective Actions: PACCAR will notify owners by mail and instruct you to take your truck to a dealership to update the vehicle software.

  • Fuel System#2021480

    71 units affected

    Issue: On certain trucks, the hoses between the fuel pump and remote fuel filter may be defective and could leak. Note: This recall only affects trucks equipped with a Cummins 2021 model year L9 diesel engine. Safety Risk: A fuel leak can create the risk of a fire. Corrective Actions: PACCAR will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to replace the fuel hoses.

Canadian data updated August 24, 2026

U.S. NHTSA recalls

03
  • POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT#24V190000

    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.

  • SERVICE BRAKES, AIR#23V087000

    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.

  • FUEL SYSTEM, DIESEL:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS#21V601000

    PACCAR Incorporated (PACCAR) is recalling certain 2021-2022 Peterbilt 536, 537, 548 and Kenworth T270, T280, T370, T380, T440, T470, and T480 vehicles equipped with Cummins L9 diesel engines. A fuel leak may occur from the fuel hose between the fuel pump and the remote fuel filter head.

    Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.

    Remedy: Cummins will replace the fuel hoses, free of charge. Owner notification letters are expected to be mailed in October 2021. Owners may contact PACCAR's customer service at 1-425-828-5888 (Kenworth) and 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21PBG and 21KWF.

Does this recall apply to my vehicle?

Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.

What to do

Recall repairs are free at a franchised dealer in both countries. To confirm a recall applies to your specific vehicle, or to book the work, contact your manufacturer or dealer with your full VIN, or use the official channel:

Check a 2021 Peterbilt 537 VIN

A VIN decode confirms your vehicle's exact model year, trim and assembly plant, then runs this same recall check against it.

Data sources and coverage limits