Fccc Mbc, Fccc Mc, Fccc Mt55, Fccc S2c, Fccc S2g, Fccc S2rv, model years 2017 to 2023. Filed by Daimler Trucks North America, LLC and reported to NHTSA on 23 November 2021. 16,676 vehicles potentially affected.
What the notice says 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 …
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
FCCC's own number for this recall: FL912. That is the number on the owner letter and on the dealer paperwork. 21V921 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 21V921 cover?
- FCCC MBC, FCCC MC, FCCC Mt55, FCCC S2C, FCCC S2G, FCCC S2Rv, FCCC XBR, FCCC XBS, model years 2017-2023.
- What is wrong with them?
- 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.
- What can happen if it is not put right?
- Damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. 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.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Fccc calls this recall FL912, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “Damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.”
affected
in the notice
caught
| Campaign | 21V921 |
|---|---|
| Filed by | Daimler Trucks North America, LLC |
| System at fault | Tires:Valve |
| Reported to NHTSA | 23 November 2021 |
| Model years | 2017-2023 |
| Vehicles named | FCCC MBC, FCCC MC, FCCC MT55, FCCC S2C, FCCC S2G, FCCC S2RV, FCCC XBR, FCCC XBS, FCCC XCL, FCCC XCM, FCCC XCR, FCCC XCS |
What the notice says today
The 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.
The remedy
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 it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 455 notices in the record whose component field names tires. Across that group the median wait before owners were written to was 34 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
- FCCC MBC recalls: 4 US campaigns
- FCCC MC recalls: 10 US campaigns
- FCCC Mt55 recalls: 9 US campaigns
- FCCC S2c recalls: 7 US campaigns
- FCCC S2g recalls: 9 US campaigns
- FCCC S2rv recalls: 9 US campaigns
- FCCC XBR recalls: 11 US campaigns
- FCCC XBS recalls: 15 US campaigns
- FCCC XCL recalls: 21 US campaigns
- FCCC XCM recalls: 29 US campaigns
- FCCC XCR recalls: 29 US campaigns
- FCCC XCS recalls: 19 US campaigns
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 21V921, wording as read on 16 September 2026. https://carsmultiverse.com/recall/21v921/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 21V921 on 23 August 2026, they were:
- Defect summary
92bb9ec0 - Consequence
0d208805 - Remedy
c0cbf9b9
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 21V921 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the FCCC Mt55, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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