2023 International Lt problems

Defect

International Motors, LLC (International) is recalling certain 2016 7600, 2016-2023 Lonestar, 2018 8600, 2018-2023 LT, 2021-2026 MV, 2022-2023 RH, 2023-2026 HX, and 2025-2026 HV vehicles. Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Consequence

Safety systems that depend on the ECU, such as Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System, may have diminished or lost functionality, increasing the risk of a crash.

Remedy

International will work with Bendix to reprogram the ECU, free of charge. Owner notification letters were mailed January 19, 2026. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 25525. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 12, 2026.

Defect

International Motors, LLC (International) is recalling certain 2023-2026 LT and RH vehicles. The auto neutral function may not recognize that the parking brake has been applied, failing to shift the transmission into neutral.

Consequence

The transmission remaining in gear may allow the vehicle to move unexpectedly, increasing the risk of a crash.

Remedy

Dealers will replace the quick release valve on the rear axle, free of charge. Owner notification letters are expected to be mailed March 9, 2026. Owners will receive another notice once remedy becomes available. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 25524. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 12, 2026.

Defect

International Motors, LLC (International) is recalling certain 2023-2026 LT and 2024-2025 RH trucks. The Hill Start Assist (HSA) exhaust port may become clogged, delaying or preventing the release of the service brakes.

Consequence

Brakes that are still engaged while driving increase the risk of crash.

Remedy

Dealers will relocate the HSA valve exhaust, free of charge. Owner notification letters were mailed December 15, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25522.

Defect

International Motors, LLC (International) is recalling certain 2021-2024 Lonestar, 2021-2025 RH, HV, MV, LT, HX, and 2022 PROSTAR vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Consequence

Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Remedy

International will work with Bendix to reprogram the ECU software, free of charge. Owner notification letters were mailed December 16, 2024. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 24515.

Defect

Navistar, Inc. (Navistar) is recalling certain 2021-2024 International HV, HX, LoneStar, LT, MV, eMV, and RH trucks, and IC Bus CE, 2021-2023 IC Bus RE, and 2022-2023 IC Bus TC Commercial Buses. The anti-lock brake system (ABS) indicator light does not remain illuminated when a malfunction exists, and when the vehicle's ignition switch is on, and the vehicle is in motion. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."

Consequence

An ABS indicator light that fails to remain illuminated will not alert the driver of an ABS malfunction, which could increase the risk of a crash.

Remedy

Towing variant vehicles under this campaign will not be repaired under recall 24V-8918. Dealers will update the software, free of charge. Owner notification letters are expected to be mailed July 24, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23515.

Defect

Navistar, Inc. (Navistar) is recalling certain 2000-2003 International 8100, 2001-2003 International 9100i, 2001-2007 International 9400i, 2001-2010 International 9200i, 2002-2007, 2009 International 8500, 2003-2007, 2013 International 9900i, 2003-2018 International 8600, 2004, 2007 International 9900iX, 2008-2018 International ProStar, 2010-2011, 2013, 2016 International LoneStar, 2011-2012, 2016 International 4400, 2017-2024 International LT, 2018-2024 International RH, 2019-2021 International LS, 2019-2024 International MV vehicles. The back-up lights offer low visibility when the vehicle is in reverse and bobtail mode. Also, the vehicles have not been equipped with additional unobstructed back-up lights. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence

Low visibility or obstructed back up lights may not alert other drivers that the vehicle is backing up, increasing the risk of a crash.

Remedy

Dealers will replace the existing rear stop/turn signal lights, free of charge. Owner notification letters were mailed May 06, 2024. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23514.

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.

Consequence

A vehicle that unexpectedly slows to idle speed on the roadway can increase the risk of a crash.

Remedy

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.

Defect

Navistar, Inc. (Navistar) is recalling certain 2023 International HV, HX, LT, RH, and Lonestar vehicles. The Intellipark Tractor Park Valve Module (PVM) may intermittently become stuck in the un-parked position and fail to move into the park position when the park switch is activated.

Consequence

A PVM that fails to move into park can cause a vehicle rollaway, increasing the risk of a crash.

Remedy

Bendix will replace the Intellipark PVM. Owner notification letters were mailed November 3, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23508.

Defect

Navistar, Inc. (Navistar) is recalling certain 2021-2022 International CV, 2022-2023 International HV, 2023 IC 1300 FBC, CE, RE, TC, International MV, HX, LT, RH, and LoneStar vehicles. The hex flange lock nuts, used in the suspension and steering joints, were improperly heat treated and may lose tension over time.

Consequence

A loss of tension in the steering and suspension joints may lead to steering instability and increase the risk of a crash.

Remedy

Dealers will replace the hex flange lock nuts as necessary, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 22524.

Defect

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.

Consequence

An unexpected engine stall can increase the risk of a crash.

Remedy

Cummins will replace the ECM. Owner notification letters were mailed September 26, 2022. Owners may contact Navistar customer service at 1-800-448-7825.

Defect

Navistar, Inc. (Navistar) is recalling certain 2022-2023 International HX, HV, LoneStar, LT, MV, RH, IC TC Commercial Bus, and 2022 International WorkStar vehicles. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.

Consequence

A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.

Remedy

Dealers will inspect the steering gear serial numbers, and replace the steering gears as necessary, free of charge. Interim owner notification letters were mailed August 18, 2022. Remedy parts are expected to become available in mid-October 2022. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 22513.

Defect

Navistar, Inc. (Navistar) is recalling certain 2018-2023 International LT vehicles equipped with a 1500W Purkeys inverter system. The positive battery cable may be incorrectly routed, causing it to chafe on the side skirt frame and become damaged.

Consequence

A damaged battery cable can cause an electrical short, increasing the risk of a fire.

Remedy

Dealers will replace any damaged battery cables and install new inverter cable brackets and saddles, free of charge. Owner notification letters were mailed May 16, 2022. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 22507.