OFFICIAL CAMPAIGN FILE

NHTSA campaign 21V921000

NHTSA campaign 21V921000 covers 38 published year-and-model reports from 1 makes in this index and lists 16,676 potentially affected units campaign-wide. VIN eligibility must be checked separately.

Report received November 23, 2021 · Snapshot September 21, 2026

01 / DEFECT RECORD

What NHTSA campaign 21V921000 says

NHTSA campaign 21V921000 identifies TIRES and states that Damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.

Defect summary

Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2019 Freightliner Custom Chass XCL, 2017-2022 XCM, XCS, 2017-2023 MC, XCR, 2018-2019 XBR, 2018-2020 XBS, 2018-2022 MBC, MT55, S2C, S2G, S2RV vehicles. The tire valve stem extension for the inner wheel may come into contact with the outer wheel rim opening and become damaged.

Consequence summary

Damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.

02 / CORRECTIVE ACTION

Remedy for NHTSA campaign 21V921000

For NHTSA campaign 21V921000, the filed corrective action says: Dealers will remove the inner valve stem extensions and stabilizers, free of charge. Owner notification letters were mailed January 18, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL912. Note: This recall supersedes and expands recall 20V-529 (FL-861). Vehicles previously repaired under 20V-529 will need to have the new remedy completed under this recall.

Dealers will remove the inner valve stem extensions and stabilizers, free of charge. Owner notification letters were mailed January 18, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL912. Note: This recall supersedes and expands recall 20V-529 (FL-861). Vehicles previously repaired under 20V-529 will need to have the new remedy completed under this recall.

Owner notification: January 18, 2022
Filing manufacturer: Daimler Trucks North America, LLC
Component groups: TIRES

03 / PUBLISHED VEHICLES

Vehicles listed under NHTSA campaign 21V921000

RecallRoad links 38 year-and-model reports associated with NHTSA campaign 21V921000; the list reflects published source rows, not individual VIN coverage.