- The problem
- 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.
- The risk
- 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.
Engine & cooling
2023 International LT Engine problems
No owner has filed a complaint about the 2023 International LT's engine & cooling with NHTSA. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 0
- Recalls
- 2
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine recalls for the 2023 International LT
- The problem
- Navistar, Inc. (Navistar) is recalling certain 2023 International LT, International Lonestar, International MV, International HV, International HX, and IC Bus TC Commercial buses. The engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall.
- The risk
- An unexpected engine stall can increase the risk of a crash.
- The fix
- Cummins will replace the ECM. Owner notification letters were mailed September 26, 2022. Owners may contact Navistar customer service at 1-800-448-7825.
Engine complaints
No complaints about this area yet.
International LT engine complaints by year
LT engine problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data