NHTSA Campaign 22V438000

ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

Issued by Daimler Trucks North America, LLC · Reported Jun 20, 2022 · 461 vehicles affected

What's wrong

Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Thomas Built C2 Saf-T-Liner school buses equipped with 8.8L LPG engines. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.

Consequence

Unexpected engine shut down can increase the risk of a crash. Additionally, a disabled school bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.

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.

Vehicles affected by this recall

Make Model Year Units
THOMAS BUILT BUSES SAF-T-LINER C2 2020 461
THOMAS BUILT BUSES SAF-T-LINER C2 2021 461
THOMAS BUILT BUSES SAF-T-LINER C2 2022 461
THOMAS BUILT BUSES SAF-T-LINER C2 2023 461

Source: NHTSA Campaign 22V438000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.