Recall 21V837000 — ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) Defect in 2020-2023 IC BUS CESB
RECALL This recall affects up to 7,322 vehicles.
Recall Summary
| NHTSA Campaign | 21V837000 |
| Manufacturer | Navistar, Inc. |
| Vehicles Affected | 7,322 |
| Component | ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM) |
| Date Notified | |
| Affected Vehicles |
Defect Description
Navistar, Inc. (Navistar) is recalling certain 2020-2023 IC CE school buses. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
Safety 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 reprogram the ECM, 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 21507.
Related Recalls for IC BUS
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V879000 | 2026 IC BUS CESB | EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR: | 627 | |
| 25V880000 | 2026 IC BUS CECB | EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR: | 2 | |
| 25V502000 | 2025 IC BUS CECB | SERVICE BRAKES, HYDRAULIC:FLUID | 4,764 | |
| 25V503000 | 2016 IC BUS CESB | SERVICE BRAKES, HYDRAULIC:FLUID | 16,553 | |
| 25V580000 | 2020 IC BUS CESB | STRUCTURE:BODY | 457 | |
| 25V703000 | 2026 IC BUS CESB | POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS | 1,671 | |
| 25V646000 | 2026 IC BUS CESB | PARKING BRAKE:CONVENTIONAL:AIR | 11,952 | |
| 25V647000 | 2025 IC BUS CECB | PARKING BRAKE:CONVENTIONAL:AIR | 14 | |
| 25V640000 | 2026 IC BUS CESB | VISIBILITY:WINDSHIELD WIPER/WASHER | 4,778 | |
| 25V641000 | 2026 IC BUS CECB | VISIBILITY:WINDSHIELD WIPER/WASHER | 3 |