Safety Recall NHTSA · 21V921000 Reported November 23, 2021

Damaged valve stem may cause loss of tire pressure

Daimler Trucks North America, Llc · Tires · 16,676 vehicles potentially affected

NHTSA ID
21V921000
Manufacturer Campaign
FL912
Component
Tires
Vehicles Affected
16,676
Recall Type
Vehicle
Report Received
November 23, 2021
Completion Rate
76.69

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.

Safety Consequence

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

Corrective Action

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.

What you should do

  1. Look up your VIN at nhtsa.gov/recalls to confirm this recall applies to your vehicle.
  2. Contact an authorized Daimler Trucks North America, Llc dealer and reference recall ID 21V921000 or campaign FL912.
  3. Schedule the free repair. By federal law, the manufacturer must remedy the defect at no cost.
View Official NHTSA Notice →
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FAQ: Recall 21V921000

Your rights, the repair process, and what each field on this page means.

What is recall 21V921000?

NHTSA recall 21V921000 was issued by Daimler Trucks North America, Llc on November 23, 2021. It addresses: Damaged valve stem may cause loss of tire pressure. The recall affects approximately 16,676 vehicles, with the defect involving the Tires component.

How do I get this recall repaired?

Contact any authorized Daimler Trucks North America, Llc dealer and reference NHTSA recall ID 21V921000 or the manufacturer campaign number FL912. Under federal law, the repair is completely free regardless of vehicle age or owner history.

Is my vehicle included in this recall?

The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.

How long do I have to get a recall repair done?

There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.

Where does the data on this page come from?

All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.