OFFICIAL CAMPAIGN FILE

NHTSA campaign 21V080000

NHTSA campaign 21V080000 covers 17 published year-and-model reports from 2 makes in this index and lists 132 potentially affected units campaign-wide. VIN eligibility must be checked separately.

Report received February 17, 2021 · Snapshot September 21, 2026

01 / DEFECT RECORD

What NHTSA campaign 21V080000 says

NHTSA campaign 21V080000 identifies ENGINE and states that A detached flywheel can cause loss of drive power, increasing the risk of a crash. Additionally, driveline pieces may be ejected from the engine compartment, increasing the risk of injury.

Defect summary

PACCAR Incorporated (PACCAR) is recalling certain 2021-2022 Kenworth T680, T880, W990, T800, W900 and Peterbilt 579, 567, 389, 367 vehicles equipped with a Cummins X15 engine. The capscrews that attach the flywheel to the crankshaft may have been improperly torqued, allowing the flywheel to detach.

Consequence summary

A detached flywheel can cause loss of drive power, increasing the risk of a crash. Additionally, driveline pieces may be ejected from the engine compartment, increasing the risk of injury.

02 / CORRECTIVE ACTION

Remedy for NHTSA campaign 21V080000

For NHTSA campaign 21V080000, the filed corrective action says: PACCAR will notify owners, and dealers will properly torque the capscrews and the engine will also be inspected for damage and, if necessary, repaired, free of charge. The recall began on March 29, 2021. 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 21KWA and 21PBB.

PACCAR will notify owners, and dealers will properly torque the capscrews and the engine will also be inspected for damage and, if necessary, repaired, free of charge. The recall began on March 29, 2021. 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 21KWA and 21PBB.

Owner notification: March 29, 2021
Filing manufacturer: PACCAR Incorporated
Component groups: ENGINE

03 / PUBLISHED VEHICLES

Vehicles listed under NHTSA campaign 21V080000

RecallRoad links 17 year-and-model reports associated with NHTSA campaign 21V080000; the list reflects published source rows, not individual VIN coverage.