Thomas Built Buses Saf-T-Liner HDX, Saf-T-Liner C2: Engine and engine cooling — engine control module (ecu/ecm)

Affects Thomas Built Buses Saf-T-Liner HDX, Saf-T-Liner C2 · 2023 — about 71 vehicles.

The hazard

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.

What to do

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.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational