2024 International Lt problems, complaints & recalls
Most-reported problem areas: Service Brakes (2) · Forward Collision Avoidance: Warnings (1)
Safety recalls (8)
Service Brakes, Air:supply:quick Release Valve 2025-11-20 · campaign 25V806000 · 11,418 vehicles
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.
Risk: The transmission remaining in gear may allow the vehicle to move unexpectedly, increasing the risk of a crash.
Fix: 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.
Service Brakes, Air 2025-11-13 · campaign 25V781000 · 1,303 vehicles
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.
Risk: Brakes that are still engaged while driving increase the risk of crash.
Fix: 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.
Service Brakes, Air 2025-08-05 · campaign 25V501000 · 1,129 vehicles
Defect: International Motors, LLC (International) is recalling certain 2024-2026 LT and 2025 RH trucks. The Hill Start Assist (HSA) exhaust port may become clogged, delaying or preventing the release of the service brakes.
Risk: Brakes that are still engaged while driving increase the risk of crash.
Fix: Dealers will relocate the HSA valve exhaust, free of charge. Owner notification letters were mailed September 22, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25508.
Electrical System:software 2024-10-31 · campaign 24V818000 · 105,276 vehicles
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.
Risk: 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.
Fix: 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.
Steering 2024-02-08 · campaign 24V088000 · 893 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain 2024 International HX, LT, RH and 2024-2025 International HV, MV trucks and 2024 IC Bus CE commercial buses. The steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are required, which may result in a loss of steering control.
Risk: A loss of steering control increases the risk of a crash.
Fix: Dealers will inspect and replace the defective gears, free of charge. Owner notification letters were mailed September 30, 2024. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 24503.
Service Brakes, Air:antilock:abs Warning Light 2023-05-25 · campaign 23V370000 · 59,684 vehicles
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 Brak
Risk: 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.
Fix: 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.
Exterior Lighting:back Up Lights 2023-05-18 · campaign 23V353000 · 32,880 vehicles
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
Risk: Low visibility or obstructed back up lights may not alert other drivers that the vehicle is backing up, increasing the risk of a crash.
Fix: 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.
Engine And Engine Cooling:engine:engine Control Module (Ecu/Ecm):software 2023-03-30 · campaign 23V220000 · 770 vehicles
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.
Risk: A vehicle that unexpectedly slows to idle speed on the roadway can increase the risk of a crash.
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.
Service bulletins (130)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2026-09-19 · IK3100005 · Service Bulletin/Repair Instructions
this article will provide the calibration revision history for s13 integrated epa 2024 powertrains. note: calibrations will update to the most recently released calibration. the latest calibration content will include all previously released calibration content. note: international utilizes campa
Power Train 2026-08-07 · IK1201501 · Service Bulletin/Repair Instructions
the purpose of this document is to properly identify and repair a leak at the rear gear housing boss.
Engine 2026-07-02 · IK1201526 · Service Bulletin/Repair Instructions
this document will guide the user through the parts and information related to a26b resonator removal and egr cross-over tube installation.
Engine 2026-06-23 · IK1201506 · Service Bulletin/Repair Instructions
this document will guide the user through to inspect a26 turbochargers remanufactured by src between 05/01/2023 and 02/01/2025. src turbochargers assembled with new compressor housings may have a defect that prevents the tcot sensor (part# 1845988c1, sensor, exhaust gas temp) from being installed c
Power Train 2026-06-16 · IK4300031 · Service Bulletin/Repair Instructions
this document will provide information regarding certain approved s13 and t14 chemicals.
Electrical System 2026-06-09 · IK0800560 · Service Bulletin/Repair Instructions
this document will guide the user through the changes of the dielectric grease/coatings used in certain areas on all international vehicles built after 1/8/2018. international's electrical engineering team made this change to improve the longevity of the oem coatings and to improve applications at t
Showing the 6 most recent of 130 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-08-04 · Service Brakes · 💥 crash“on [xxx], i was operating (bobtail) truck number [xxx] and needed to complete some tasks outside the truck. i set the parking brakes by pulling the yellow valve out. the truck didn’t make the usual loud noise we hear every time we set the brakes. after a couple of minutes of reviewing the documentation i was supposed to drop off at that location, i…”
2024-08-19 · Forward Collision Avoidance: Warnings“when driving down the road and if there are steel plates on the road the truck will alert and slam the brakes on.…”
2024-03-05 · Service Brakes“brakes applied by themselves and come to a complete abs stop. happened in traffic. when this happens you have no control. will not accelerate. has happened three times. have to hit lane departure every 15 minutes while driving. very distractive for driving. truck has been reported for repair. truck is leased …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.