2019–2022 FCCC S2G, 2023 Thomas Built Buses Saf-T-Liner C2 Recall: Engine control module (ECM) may set a fault code that results in an…
NHTSA campaign 22V439000 · Engine and Engine Cooling · filed Jun 20, 2022 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2022 FCCC S2G and 2023 Thomas Built Buses Saf-T-Liner C2 vehicles equipped with 8.8L LPG engines. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
The risk
Unexpected engine shut down can increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will update the ECM software, free of charge. Owner notification letters were mailed October 28, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL942.
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.nhtsa.gov.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| FCCC | S2G | 2019, 2020, 2021, 2022 |
| Thomas Built Buses | Saf-T-Liner C2 | 2023 |
Related recalls
More FCCC S2G recalls
- 2020–2022 FCCC M2 and 6 other models — Windshield wiper linkages may break, causing the windshield…
- 2018–2022 FCCC MBC and 12 other models — Tire valve stem extension for the inner wheel may come into…
- 2017–2019 FCCC MT45 and 17 other models — Affected vehicles may have loose steering and tie rod arm…
- 2018 FCCC Redundant S2G and 14 other models — Brake caliper mounting bolts may have been insufficiently…
- 2018 FCCC Redundant S2G and 16 other models — Brake caliper mounting bolts on these vehicles may be…
Other campaigns involving FCCC vehicles
Source: NHTSA recall database, campaign 22V439000 (manufacturer number FL942). Data last verified Jul 30, 2026.