Daimler Trucks North America – Electrical Short Circuit May Cause Engine Stall

Daimler Trucks North America (DTNA) is recalling certain 2023 Thomas Built Saf-T-Liner HDX and Saf-T-Liner C2 school buses. The engine control module (ECM) may experience an internal short-circuit, which can result in an unexpected engine shut down.


Report Received Date 07/29/2022
NHTSA ID 22V553000
Consequence Summary 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.
Corrective Action Cummins will replace the ECM, free of charge. Owner notification letters are expected to be mailed September 26, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-949.
Recall Code FL-949
Potentially Affected 71
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=22V553000)