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RECALLROADTHE CAMPAIGN RECORD

MODEL-YEAR RECALL REPORT

2020 Peterbilt 337 recalls

NHTSA's September 21, 2026 snapshot lists 3 safety recall campaigns for the 2020 Peterbilt 337, spanning 2 component groups. A model match does not confirm that a specific VIN is included.

Official source: NHTSA recall campaign file · Snapshot September 21, 2026

Distinct campaigns3not VIN-specific
Component groups2distinct top-level categories
Latest recordApril 25, 2022report received
VIN resultNot checkeduse official lookup

01 / OFFICIAL CAMPAIGNS

2020 Peterbilt 337 recall campaigns

The 2020 Peterbilt 337 report contains 3 distinct NHTSA campaigns; the most recently received record is campaign 22V277000 dated April 25, 2022.
Component
STEERING
Report received
April 25, 2022
Potential units
17,641campaign-wide
Defect and consequence

Defect: 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.

Why it matters: Fastener failure can result in a loss of steering control, increasing the risk of a crash or injury.

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.

Owner notification: November 8, 2022 · Filing manufacturer: PACCAR Incorporated

Component
FUEL SYSTEM, DIESEL
Report received
May 26, 2021
Potential units
612campaign-wide
Defect and consequence

Defect: 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.

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

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.

Owner notification: July 30, 2021 · Filing manufacturer: PACCAR Incorporated

CAMPAIGN

NHTSA 19V618000

Component
STEERING
Report received
August 22, 2019
Potential units
109campaign-wide
Defect and consequence

Defect: 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.

Why it matters: If the steering column separates from the mating yoke, loss of steering control can occur, increasing the risk of a crash.

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.

Owner notification: August 30, 2019 · Filing manufacturer: PACCAR Incorporated

02 / COMPONENT BREADTH

What defects are listed for the 2020 Peterbilt 337?

The most frequent component groups in 2020 Peterbilt 337 campaign records are Steering (2), Fuel System, Diesel (1); these counts describe filed campaigns rather than observed failure rates.
Steering2
Fuel System, Diesel1