AutoDefect IQ

2021 International Hv problems, complaints & recalls

0
Complaints
9
Recalls
157
Service bulletins
0
Crashes reported
0
Fires reported
0
Deaths

Safety recalls (9)

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.

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.

Electrical System:body Control Module/Bcm 2023-02-23 · campaign 23V119000 · 4,199 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2018-2021 International HV, 2019-2021 International RH, 2019-2022 International MV, and 2022 International HX vehicles. A software error in the Body Control Module (BCM) may allow the vehicle to overcome the park brake during power-take-off (PTO) operation.

Risk: A parking brake that does not hold can allow the vehicle to move unexpectedly and increase the risk of a crash or injury.

Fix: Dealers will update the BCM 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 23503.

Engine 2022-09-15 · campaign 22V691000 · 7,918 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2018-2021 International HV, 2018-2020 International HX, 2018-2021 International LT and International RH vehicles. The connecting rod wrist pin may crack, resulting in connecting rod failure.

Risk: Connecting rod failure can cause an engine shutdown, increasing the risk of a crash.

Fix: Dealers will install new knock detection software to warn the driver prior to engine connecting rod failure, and replace connecting rods as necessary, free of charge. Owner notification letters were mailed February 24, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 22518.

Fuel System, Diesel:fuel Injection System:fuel Rail 2021-05-19 · campaign 21V366000 · 1,780 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2018-2019 International WorkStar, International DuraStar, 2019-2021 International HV, International MV, and IC Bus RE Commercial Bus vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.

Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.

Fix: Dealers will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on June 21, 2021. Owners may contact Navistar customer service at 1-800-448-7825.

Service Brakes, Air 2021-04-01 · campaign 21V227000 · 845 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2021 International LT, RH, MV, and HV vehicles equipped with Bendix pressure switches. A retainer was not properly seated in the SC-3 single check valve and may not provide source air isolation when pressure is applied. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."

Risk: Unintended spring brake application may occur, increasing the risk of a crash.

Fix: Navistar will notify owners, and dealers will replace the SC-3 check valves, free of charge. Owner notification letters were mailed on May 28, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21503.

Engine And Engine Cooling:engine:engine Control Module (Ecu/Ecm):software 2020-12-23 · campaign 20V810000 · 17,213 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2019-2021 International MV, 2020-2021 International HV, 2014-2020 International DuraStar and 2015-2018 International WorkStar vehicles. When the parking brake is applied and the automatic transmission is still in the drive or reverse position and the stationary PTO switch is engaged by the operator, the engine may rev and overcome the parking brake's ability to keep the vehicle from moving.

Risk: Unexpected Vehicle movement can increase the risk of a crash or injury.

Fix: Navistar will notify owners, and dealers will update the parameters in the Cummins ECM for feature codes 12VXT or 12VXU that enables the PTO neutral interlock, free of charge. The recall began February 17, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 20510.

Exterior Lighting 2020-09-24 · campaign 20V584000 · 14 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2021 International MV and HV vehicles equipped with feature code 10EWW, 10EYD, 10HYR, or 10JPJ (Fifth wheel, stationary), 10HJA (Fifth wheel, air slide) or 10WDN (Fifth wheel mounting angles). The vehicles may not have had sections of reflective tape applied to the right and left upper contours of the cab. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamp, Reflective Devices, an

Risk: Without the reflective strips, a truck operating without a trailer at night may be less visible, increasing the risk of a crash.

Fix: Navistar will notify owners, and dealers will install reflective tape to the back of the cab, free of charge. The recall began October 21, 2020. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 20508.

Fuel System, Diesel: Pre-Heater 2020-04-17 · campaign 20V219000 · 27,421 vehicles

Defect: Navistar, Inc. (Navistar) is recalling certain 2017-2020 International WorkStar and International DuraStar, 2018-2019 IC 1300 FBC Commercial and IC HC Commercial, 2018-2021 IC CE Commercial, International MV and International HV, and 2019-2021 IC TC Commercial buses with Cummins B6.7 diesel engines with a fuel module option number FS90301 or FS90453. The electric fuel heater within the fuel module may overheat and cause plastic in the fuel heater to melt and potentially catch fire. It may also

Risk: A fire increases the risk of injury. An engine stall can increase the risk of a crash.

Fix: Cummins will notify the affected Navistar customers and dealers will disable the fuel heater by either installing a plug in place of the heater or otherwise rendering the fuel heater inoperable and removing the fuse supplying electrical power to the fuel heater and installing a cover over the wire harness connector, free of charge. The recall began May 28, 2020. Owners may contact Cummins customer service at 1-800-286-6467.

Service bulletins (157)

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.

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.

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

Electrical System 2026-05-22 · 26101 · Service Campaign

certain international® trucks and ic bustm ce series buses may have out of date bcm programing that may cause erroneous fault codes after a vehicle sits for 2 or 3 days.

Fuel/Propulsion System 2026-05-21 · IK1201516 · Service Bulletin/Repair Instructions

this document will guide the user through parts information and installation instructions for the imp isolation kit.

Electrical System 2026-04-23 · IK2600255 · Service Bulletin/Repair Instructions

this document provides guidance for assessing the feasibility of implementing a customer-requested change to an engine or vehicle parameter/feature. customer requested changes will be approved in accordance with the requirements specified in 40 cfr part 1037 to ensure continued compliance with green

Electrical System 2026-04-07 · 26101 · Service Campaign

certain international® trucks and ic bustm ce series buses may have out of date bcm programing that may cause erroneous fault codes after a vehicle sits for 2 or 3 days.

Showing the 6 most recent of 157 bulletins. Search all of them free at nhtsa.gov.

What owners report

No detailed complaint narratives on file.

Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.

Other International Hv years