OFFICIAL CAMPAIGN FILE

NHTSA campaign 21V601000

NHTSA campaign 21V601000 covers 16 published year-and-model reports from 2 makes in this index and lists 688 potentially affected units campaign-wide. VIN eligibility must be checked separately.

Report received August 3, 2021 · Snapshot September 21, 2026

01 / DEFECT RECORD

What NHTSA campaign 21V601000 says

NHTSA campaign 21V601000 identifies FUEL SYSTEM, DIESEL and states that A fuel leak in the presence of an ignition source increases the risk of a fire.

Defect summary

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.

Consequence summary

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

02 / CORRECTIVE ACTION

Remedy for NHTSA campaign 21V601000

For NHTSA campaign 21V601000, the filed corrective action says: 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.

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.

Owner notification: July 30, 2021
Filing manufacturer: PACCAR Incorporated
Component groups: FUEL SYSTEM, DIESEL

03 / PUBLISHED VEHICLES

Vehicles listed under NHTSA campaign 21V601000

RecallRoad links 16 year-and-model reports associated with NHTSA campaign 21V601000; the list reflects published source rows, not individual VIN coverage.