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IC Bus CE Recall 21V838: Engine May Shut Down Unexpectedly, Raising Crash Risk

NHTSA campaign 21V838, reported October 25, 2021, 5 vehicles potentially affected.

What this recall means for you

A fault code in the engine control module can cause the engine to shut down unexpectedly while the vehicle is being driven. An unexpected shutdown can increase the risk of a crash. A disabled school bus may also need to be evacuated in active traffic, which raises the risk of injury to passengers.

Authorized dealers will update the engine control unit software at no charge to the owner. Owners were notified by letter mailed January 18, 2022. If you have questions, you can contact Navistar customer service at 1-800-448-7825 and reference recall number 21508.

We recommend checking your vehicle identification number (VIN) for open recalls and scheduling the free software update with an authorized dealer as soon as possible.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V838Navistar, Inc.
Component
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
Problem
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.
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.

Affected vehicles

IC Bus CE20202021