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NHTSA Recall 22V439000: Engine control module (ecu/ecm) (engine and engine cooling)

Daimler Trucks North America, LLC reported this safety recall to NHTSA on , covering an estimated 258 vehicles. It affects 2 models including the FCCC S2G.

258
vehicles potentially affected
2
models affected
2022
owners notified (October 28)
NHTSA campaign22V439000
Manufacturer campaignFL942
ComponentENGINE AND ENGINE COOLING › ENGINE › ENGINE CONTROL MODULE (ECU/ECM)
Report receivedJune 20, 2022
Owner notificationOctober 28, 2022
Initiated byManufacturer

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.

Safety risk

Unexpected engine shut down can increase the risk of a crash.

Remedy

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.

Notes

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.

Vehicles covered by recall 22V439000

Make and modelModel years
FCCC S2G2019, 2020, 2021, 2022
Thomas Built Buses Saf-T-Liner C22023

Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.