No complaints are listed for the 2021 International HX. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as INTERNATIONAL HX.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
4 recalls.
Date: 2024-10-31. Systems: ELECTRICAL SYSTEM, SERVICE BRAKES, AIR.
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.
Do not drive: No. Park outside: No.
Date: 2023-05-25. Systems: SERVICE BRAKES, AIR.
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 (excerpt)
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. (excerpt)
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. (excerpt)
Do not drive: No. Park outside: No.
Date: 2023-03-16. Systems: STRUCTURE.
Defect: Navistar, Inc. (Navistar) is recalling certain 2020-2024 International HX vehicles. The grille surround may corrode and detach from the truck.
Consequence: A detached grille surround can fall to the roadway and become a road hazard, increasing the risk of a crash.
Remedy: Dealers will replace the grille surround, free of charge. Owner notification letters were mailed November 21, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23507.
Do not drive: No. Park outside: No.
Date: 2020-08-20. Systems: SUSPENSION.
Defect: Navistar, Inc. (Navistar) is recall certain 2020-2021 International HX vehicles equipped with SL2065 steerable lift axle suspension systems with a 20,000lb capacity. The lower rear pivot cap screws that connect the trailing arm to the steerable auxiliary lift axle that may not be long enough to sufficiently engage the locking feature of the corresponding nuts.
Consequence: The short screws can cause the hardware to separate from the suspension system and become road hazards, increasing the risk of a crash and/or injury.
Remedy: Navistar will notify owners, and dealers will replace all of the lower rear pivot cap screws and associated nuts and washers, free of charge. The recall began October 8, 2020. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 20507.
Do not drive: No. Park outside: No.
Manufacturer communications
147 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 56 |
|---|
| ELECTRICAL SYSTEM | 38 |
|---|
| EQUIPMENT | 17 |
|---|
| ENGINE | 13 |
|---|
| STRUCTURE | 12 |
|---|
| UNKNOWN OR OTHER | 10 |
|---|
| POWER TRAIN | 9 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 7 |
|---|
11034295
Date: 2026-06-09. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
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
11033229
Date: 2026-05-22. Type: Service Campaign. Systems: ELECTRICAL SYSTEM.
Certain InternationalA? 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.
11032498
Date: 2026-04-23. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
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
11032456
Date: 2026-04-07. Type: Service Campaign. Systems: ELECTRICAL SYSTEM.
Certain InternationalA? 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.
11029466
Date: 2026-02-13. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
This document is to inform dealers, customers, and body builders/TEMs of a known BCM software issue with kernels 747 through 752. Units built after November of 2024 as well as older units that were updated with DLB between 11/5/2024 and 6/26/2025 with Remote Power Modules (RPM) modules, can experie
11028361
Date: 2026-02-05. Type: Other. Systems: ENGINE.
New CARB Idle Reduction Change Request
11029461
Date: 2026-02-03. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
This tool is designed to compare Diamond Logic feature data across multiple vehicle configuration files. It allows users to quickly load files either manually or directly from the Diamond Logic Builder Vehicles folder using VIN-based selection. As files are added or removed, the comparison runs auto
11028353
Date: 2026-01-29. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, ENGINE.
This document is to inform dealers, customers, and body builders/TEMs of a known BCM software issue with kernels 747 through 752. Units built after November of 2024 as well as older units that were updated with DLB between 11/5/2024 and 6/26/2025 with Remote Power Modules (RPM) modules, can experien
11028362
Date: 2026-01-26. Type: Other. Systems: ENGINE.
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
11028359
Date: 2026-01-02. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
Engine replacements for all International engines will need to follow this procedure.