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ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)US21V838000

IC BUS CE

Model years
2020–2021

Navistar, Inc. (Navistar) is recalling certain 2020-2021 IC CE transit buses. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.

Risk

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 engine control unit software, free of charge. Owner notification letters notifying owners of the safety risk were mailed January 18, 2022. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21508.

View the official source notice →