2022–2023 IC Bus TC, 2022–2024 International HV, 2022–2024 International MV Recall: When the parking brake is applied, the automatic transmission is still in…
NHTSA campaign 23V120000 · Engine and Engine Cooling · filed Feb 23, 2023 · verified Jul 30, 2026
The defect
Navistar, Inc. (Navistar) is recalling certain 2022-2024 International HV, International MV trucks, and 2022-2023 IC Bus TC commercial buses. When the parking brake is applied, the automatic transmission is still in drive or reverse position, and the stationary power take-off (PTO) switch is engaged by the operator, the engine may rev and overcome the parking brake's ability to keep the vehicle from moving.
The risk
Unexpected vehicle movement can increase the risk of a crash or injury.
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 Cummins ECM software, free of charge. Owner notification letters are expected to be mailed April 24, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23504. This recall expands previous NHTSA recall number 20V-810.
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 IC Bus TC recalls
- 2024–2025 IC Bus Cecb and 4 other models — Brake pressure switch assembly may leak brake fluid into…
- 2019–2022 IC Bus CE and 4 other models — Brake pressure switch assembly may leak brake fluid into…
- 2021–2023 IC Bus CE and 11 other models — Anti-lock brake system (ABS) indicator light does not…
- 2023 IC Bus 1300 FBC and 12 other models — Hex flange lock nuts, used in the suspension and steering…
- 2023 IC Bus TC and 5 other models — Engine control module (ECM) may experience an internal…
Other campaigns involving IC Bus vehicles
Source: NHTSA recall database, campaign 23V120000 (manufacturer number 23504). Data last verified Jul 30, 2026.