2021–2024 International LT, 2021–2024 International RH Recall: Engine control module (ECM) may be unresponsive to throttle pedal…
NHTSA campaign 23V220000 · Engine and Engine Cooling · filed Mar 30, 2023 · verified Jul 30, 2026
The defect
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.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
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
Related recalls
More International LT recalls
- 2016 International 7600 and 7 other models — Electrical noise and low signal to the power line carrier…
- 2023–2026 International LT and 1 other model — Auto neutral function may not recognize that the parking…
- 2023–2026 International LT and 1 other model — Hill Start Assist (HSA) exhaust port may become clogged…
- 2024–2026 International LT and 1 other model — Hill Start Assist (HSA) exhaust port may become clogged…
- 2025 International Emv and 5 other models — Linkage that connects the right-side wiper arm to the motor…
Other campaigns involving International vehicles
All International LT recalls → · All International recalls →
Source: NHTSA recall database, campaign 23V220000 (manufacturer number 23509). Data last verified Jul 30, 2026.