AutoStatsIQ
Data through Oct 2026
Campaign 21V-391

Sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak

View NHTSA filingAll Paccar campaigns
Defect summary

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.

Consequence

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.

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.

Source: NHTSA ODI recalls file, campaign 21V391000. Text as published by NHTSA.
Vehicles covered

13 product lines are covered

Owner complaints filed with NHTSA about fuel system on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 21V-391
MakeModelModel yearsComplaints on this component
KenworthT2702018 to 20210
KenworthT3702018 to 20210
KenworthT4402018 to 20210
KenworthT4702018 to 20210
KenworthT8002018 to 20200
KenworthT800B20210
KenworthT8802018 to 20210
Peterbilt3372018 to 20210
Peterbilt3482018 to 20210
Peterbilt3652018 to 20210
Peterbilt3672018 to 20210
Peterbilt5202018 to 20210
Peterbilt5672018 to 20210
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.