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.
Safety risk
A loss of drive power increases the risk of a crash.
Manufacturer remedy
Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 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 25PBC and 25KWC.
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.
Safety 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.
Manufacturer 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.
Power train: automatic transmission: lever and linkage: column shift
Manufacturer
PACCAR Incorporated
Vehicles affected
70,509
Reported to NHTSA
2024-03-20
Owners notified
2025-12-15
Defect description
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.
Safety 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.
Manufacturer 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.
PACCAR Incorporated (PACCAR) is recalling certain 2009-2021 Kenworth C500, 2012-2021 Kenworth T440, 2009-2015 Kenworth T660, 2015-2024 Kenworth T680, 2009-2024 Kenworth T800, 2009-2020 Kenworth T370, 2014-2023 Kenworth T880, 2011-2016 Kenworth T470, 2023 Kenworth T480, and 2009-2019 Kenworth W900 vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
Safety risk
Insufficient air volume can reduce braking performance and increase the risk of a crash.
Manufacturer remedy
Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed August 12, 2024. Additional owner notification letters were mailed October 27, 2025. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this recall is 24KWD.
PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Peterbilt 579 and 2023 Kenworth T680 vehicles. Incorrect software in the battery electric heavy duty electronic stability control program may underestimate the mass of the vehicle. As such, these vehicles may fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 136, "Electronic Stability Control Systems on Heavy Vehicles."
Safety risk
An incorrect estimate of the vehicle mass can reduce the performance of the stability control system and increase the risk of a crash.
Manufacturer remedy
Dealers will update the software, free of charge. Owner notification letters are expected to be mailed March 17, 2023. 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 23PBA and 23KWA.
PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Kenworth T680, T880, W990, and Peterbilt 365, 367, 389, 567, and 579 vehicles. The digital display may freeze and not display critical safety information. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 101, "Control and Displays" and 102, "Trans Shift Lever Seq/Starter Interlock/Trans Braking Effect."
Safety risk
The loss of display information, such as vehicle speed and warning lights, can increase the risk of a crash.
Manufacturer remedy
Dealers will update the software, free of charge. Owner notification letters are expected to be mailed December 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 numbers for this recall are 22KWK and 22PBK.
Engine and engine cooling: engine: engine control module (ECU/ECM)
Manufacturer
PACCAR Incorporated
Vehicles affected
1,601
Reported to NHTSA
2022-08-17
Owners notified
2022-09-26
Defect description
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.
Safety risk
An unexpected engine stall can increase the risk of a crash.
Manufacturer 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.
PACCAR Incorporated (PACCAR) is recalling certain 2022-2023 Kenworth T680 tractor trailers. The mud flap may contact the fuel tank while the vehicle is in motion, creating wear on the fuel tank over time.
Safety risk
Excessive wear of the fuel tank may allow fuel to spill on the roadway, which can increase the risk of a crash or injury.
Manufacturer remedy
Dealers will inspect the fuel tank and install an anti-sail device to prevent the mud flap from contacting the fuel tank, free of charge. Owner letters were mailed February 1, 2023. Owners may contact Kenworth's customer service at 1-425-828-5888. Paccar's number for this recall is 22KWF.
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.
Safety risk
A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
Manufacturer 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.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
Component
Complaints
Median mileage
Power train
5
109,000 mi
Tires
2
362,000 mi
Visibility/wiper
2
205,000 mi
Visibility: windshield wiper/washer
2
205,000 mi
Lane departure
1
135,000 mi
Service brakes, air: antilock: ABS warning light
1
25,000 mi
Structure: frame and members
1
18,011 mi
Suspension
1
—
Traction control system
1
109,000 mi
The 2022 model has 3 times as many complaints as this one. The 2024 model has roughly the same number of complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.