NHTSA vehicle safety data
2020 Peterbilt 337 Recalls, Ratings & Complaints
The 2020 Peterbilt 337 has 3 NHTSA recall campaigns and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Peterbilt dealer.
NHTSA recall and complaint data for the 2020 Peterbilt 337. Recall data is refreshed daily from NHTSA.
STEERING:CRITICAL FASTENERS
NHTSA #22V277000Reported April 25, 2022 · PACCAR Incorporated
Potentially affected: 17,641 vehicles
Defect description
PACCAR Incorporated (PACCAR) is recalling certain 2018-2020 Kenworth T270, T370, T440, T470, T660, T680, T880, T800, W900, W990; and 2018-2020 Peterbilt 330, 337, 348, 365, 367, 389, 520, 567, and 579 vehicles. The Dana D-Series axle steer arm fasteners that attach the steering arm to the steering knuckle may fail.
Safety consequence
Fastener failure can result in a loss of steering control, increasing the risk of a crash or injury.
Manufacturer remedy
Dealers will replace and torque the steer arm fasteners, at no charge. Owner notification letters were mailed November 8, 2022. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220. PACCAR's numbers for this recall are 22 PBB and 22 KWB.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL
NHTSA #21V391000Reported May 26, 2021 · PACCAR Incorporated
Potentially affected: 612 vehicles
Defect description
PACCAR Incorporated (PACCAR) is recalling certain 2018-2021 Peterbilt 337, 348, 365, 367, 520, 567, Kenworth T270, T370, T440, T470, T800 and T880 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Safety consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Manufacturer remedy
Dealers will inspect the rail threads and fuel lines, and replace the rail as necessary, free of charge. Owners may contact PACCAR customer service at 1-425-828-5888 (Kenworth) or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21KWC and 21PBD.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
STEERING:COLUMN
NHTSA #19V618000Reported August 22, 2019 · PACCAR Incorporated
Potentially affected: 109 vehicles
Defect description
PACCAR Incorporated (PACCAR) is recalling certain 2019-2020 Peterbilt 337 and 348 vehicles. An incorrectly located weld in the steering shaft may crack and cause the lower shaft within the steering column to separate from the mating yoke.
Safety consequence
If the steering column separates from the mating yoke, loss of steering control can occur, increasing the risk of a crash.
Manufacturer remedy
PACCAR has notified owners, and dealers will inspect and replace the steering column, if necessary, free of charge. The recall began August 30, 2019. Owners may contact PACCAR customer service at 1-940-591-422. PACCAR's number for this recall is 19PBD.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Other Peterbilt 337 model years
Check your 2020 Peterbilt 337 VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Peterbilt 337 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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