International recall: Engine and engine cooling
What is wrong
Navistar, Inc. (Navistar) is recalling certain 2021-2024 International LT and RH trucks. The engine control module (ECM) may be unresponsive to throttle pedal application, which can cause the vehicle to unexpectedly slow to idle speed on the road.
What could happen
A vehicle that unexpectedly slows to idle speed on the roadway can increase the risk of a crash.
The fix
Dealers will update the ECM software, free of charge. Owner notification letters are expected to be mailed May 26, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23509.
Vehicles covered
- International Lt 2021–2024
- International Rh 2021–2024
Facts
- NHTSA recall number
- 23V220000
- Type
- Vehicle
- Filed by
- Navistar, Inc.
- Reported to NHTSA
- Mar 30, 2023
- Owners notified
- May 26, 2023
- Vehicles or items affected
- 770
- Started by
- The manufacturer
- Built
- –
- Part
- Engine and engine cooling › Engine › Engine control module (ECU/ECM) › Software
- Maker's own recall number
- 23509
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.
Other recalls for the same vehicles
- International recall: Visibility Aug 6, 2026
- International recall: Electrical system Nov 25, 2025
- International recall: Service brakes, air Nov 20, 2025
- International recall: Service brakes, air Nov 13, 2025
- International recall: Service brakes, air Aug 5, 2025
- International recall: Visibility Apr 24, 2025
To check one car, enter its 17-character VIN on the official NHTSA page: a recall may cover only some vehicles of a model year.
Recall data: National Highway Traffic Safety Administration (NHTSA). Nebula is not affiliated with or endorsed by NHTSA.