Complaints over time
Complaints about the 2023 International LT peaked in 2023, with 1 filed
Owner complaints about this model year, by the year they were filed with NHTSA.
Source: NHTSA ODI complaints file. The lighter column runs through October.
Model year
2023 International LT
Heavy truck, diesel, 6x4, built in Mexico. Owner complaints on file from Dec 15, 2023 to Dec 15, 2023.
Recall campaigns covering this model year12275k vehicles or units across those campaigns
Owner complaints1Close to the median 2023 heavy truck
Severity index0.02023 heavy trucks average 20.7
First 24 months1Complaints in its first two years
Components
100% of complaints about the 2023 International LT name powertrain
Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls
12 recall campaigns cover the 2023 International LT
Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.
| Campaign | Filed | Subject | Component | Vehicles | Remedy |
|---|---|---|---|---|---|
| 25V-817 | Nov 25, 2025 | Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working | Electrical system | 678 | Software update |
| 25V-806 | Nov 20, 2025 | Auto neutral function may not recognize that the parking brake has been applied, failing to shift the transmission into neutral | Brakes | 11,418 | Part replacement |
| 25V-781 | Nov 13, 2025 | Hill Start Assist (HSA) exhaust port may become clogged, delaying or preventing the release of the service brakes | Brakes | 1,303 | Repair or modification |
| 24V-818 | Oct 31, 2024 | Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working | Electrical system | 105,276 | Software update |
| 23V-370 | May 25, 2023 | Anti-lock brake system (ABS) indicator light does not remain illuminated when a malfunction exists, and when the vehicle's ignition switch is on,… | Brakes | 59,684 | Software update |
| 23V-353 | May 18, 2023 | Back-up lights offer low visibility when the vehicle is in reverse and bobtail mode | Lighting | 32,880 | Part replacement |
| 23V-220 | Mar 30, 2023 | Engine control module (ECM) may be unresponsive to throttle pedal application, which can cause the vehicle to unexpectedly slow to idle speed on… | Engine and cooling | 770 | Software update |
| 23V-171 | Mar 16, 2023 | Intellipark Tractor Park Valve Module (PVM) may intermittently become stuck in the un-parked position and fail to move into the park position when… | Brakes | 24 | Part replacement |
| 22V-869 | Nov 23, 2022 | Hex flange lock nuts, used in the suspension and steering joints, were improperly heat treated and may lose tension over time | Steering | 25,822 | Part replacement |
| 22V-609 | Aug 10, 2022 | Engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall | Engine and cooling | 283 | Part replacement |
| 22V-428 | Jun 16, 2022 | Steering gears may have been assembled incorrectly, which can cause the gear to fracture | Steering | 33,655 | Part replacement |
| 22V-164 | Mar 17, 2022 | Positive battery cable may be incorrectly routed, causing it to chafe on the side skirt frame and become damaged | Electrical system | 2,804 | Part replacement |
Source: NHTSA ODI recalls file.
Owner complaints
What owners reported about the 2023 International LT
The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.
1 complaint on file, page 1 of 1.
- Filed Dec 15, 2023Failure Mar 1, 20231,000 milesVineland, NJGear position indication (prndl), Power train
The contact owns a 2023 International LT. The contact stated that the fuel economy feature inadvertently shifted the vehicle out of the intended gear. The contact stated that the vehicle remained in neutral. There were no warning lights illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 1,000. The VIN was not available.
NHTSA complaint 11560239
Source: NHTSA ODI complaints file.
Investigations
NHTSA has not opened an investigation on this model year
Source: NHTSA ODI investigations file.
Service bulletins
141 manufacturer communications cover this model year
Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.
- IK1201501 Aug 7, 2026 · Service Bulletin/Repair Instructions
The purpose of this document is to properly identify and repair a leak at the rear gear housing boss. - IK1201526 Jul 2, 2026 · 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. - IK4300031 Jun 16, 2026 · Service Bulletin/Repair Instructions
This document will provide information regarding certain approved S13 and T14 chemicals. - IK1201506 Jun 23, 2026 · 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, Senso… - IK0800560 Jun 9, 2026 · 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 OE… - IK1201516 May 21, 2026 · Service Bulletin/Repair Instructions
This document will guide the user through parts information and installation instructions for the IMP Isolation Kit. - 26101 May 22, 2026 · 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. - IK1201514 May 1, 2026 · Service Bulletin/Repair Instructions
This document provides instructions for sealing oil leakage past the flywheel bolt holes on S13 engines. Oil leaking from behind the crankshaft gear may exit through the flywheel bolt holes and is often misdiagnosed as a rear crankshaft seal leak. This cond… - IK2600255 Apr 23, 2026 · 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 103… - IK2600297 Apr 15, 2026 · Service Bulletin/Repair Instructions
This document enables technicians to: 1. Accurately identify International® A26B engine control systems. 2. Understand the programming requirements and system behavior. 3. Perform programming tasks independently without needing technical support. - IK2600298 Apr 15, 2026 · Service Bulletin/Repair Instructions
This document enables technicians to: 1. Accurately identify International® A26A engine control systems. 2. Understand the programming intricacies related to these systems. 3. Perform programming tasks independently without needing technical support. - 26101 Apr 7, 2026 · 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. - IK4300031 Mar 24, 2026 · Service Bulletin/Repair Instructions
This document will provide information regarding certain approved S13 and T14 chemicals. - IK3100005 Mar 11, 2026 · Emissions
This article will provide the calibration revision history for S13 Integrated EPA 2024 Powertrains. - IK1900301 Mar 27, 2026 · Service Bulletin/Repair Instructions
The purpose of this article is to provide the user with the necessary tools and related manuals to maintain, diagnose, and repair an Espar Hydronic S3 Heater (GEN 3). The Espar Hydronic S3 (GEN 3) Auxiliary Heater is a diesel-fired coolant heater for mainta… - IK1201526 Mar 4, 2026 · 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. - IK1500109 Feb 21, 2026 · Service Bulletin/Repair Instructions
This document will guide the user through supplemental fuel system diagnostics on 2017 A26 ESN 4500000 - 4599999. - IK2600069 Feb 7, 2026 · Service Bulletin/Repair Instructions
This document will guide the user through troubleshooting steps to submitting a case file for a horsepower request. - IK1201526 Feb 6, 2026 · 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. - IK4300035 Feb 3, 2026 · Service Bulletin/Repair Instructions
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… - IK2600255 Jan 26, 2026 · Other
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 103… - IK2600090 Feb 5, 2026 · Other
New CARB Idle Reduction Change Request - IK2600047 Jan 2, 2026 · Service Bulletin/Repair Instructions
Engine replacements for all International engines will need to follow this procedure. - IK0800563 Jan 19, 2026 · Service Bulletin/Repair Instructions
Feature code 0008TSJ for auto start stop is a feature that will allow you to preset values in the body controller to allow the truck to start when the battery voltage or engine oil temperature reaches the preset value. The engine will then run for a preset … - IK2600279 Dec 19, 2025 · Service Bulletin/Repair Instructions
This document provides: Steps to take when switch pack programming fails, or when switch pack disappears after body control module update Sample scenarios Additional information to assist readers in understanding DLB switch pack programming - IK1600272 Dec 19, 2025 · Service Bulletin/Repair Instructions
This document will guide the user through a step-by-step procedure for detecting water leaks in vehicle cabs and windshields using an ultrasonic sound detector. - IK1201009 Dec 18, 2025 · Service Bulletin/Repair Instructions
In some geographic areas, ambient temperatures reaching below 40°F (4°C), including high levels of humidity, an operator may experience engine stalling, low performance, and/or poor aftertreatment performance. This is caused by condensation accumulating and… - IK1201516 Dec 17, 2025 · Service Bulletin/Repair Instructions
This document will guide the user through diagnosing an intermittent shutdown complaint on a 2021 A26 (A26B), whether the vehicle is coming to a stop or sitting at idle. - IK1201009 Nov 6, 2025 · Service Bulletin/Repair Instructions
In some geographic areas, ambient temperatures reaching below 15°F (-10 °C), including high levels of humidity, an operator may experience engine stalling, low performance, and or poor aftertreatment performance. This is caused by condensation accumulating … - IK0800689 Nov 21, 2025 · Service Bulletin/Repair Instructions
In some instances, the driver's or passenger's door pod may become unresponsive, where it will not respond to any manual inputs from the driver or passenger. In some of these situations, it is possible for this symptom to be present without any fault codes … - IK0800688 Nov 5, 2025 · Service Bulletin/Repair Instructions
This document is to notify the field of an issue with BCM that causes various electrical system concerns after the vehicle sits for 2-3 days. This can affect all LT, RH, MV, HV models, 2021MY and up HX, 2024MY and up CE Bus with BCM kernel version 752, 753,… - IK0600030 Dec 5, 2025 · Service Bulletin/Repair Instructions
This document will guide the user through understanding Prop Shaft Codes and understanding the variations of prop codes. (Metric Prop codes start with the number a 4 and Non metric Prop codes start with a 2.) - IK0600001 Oct 16, 2025 · Service Bulletin/Repair Instructions
Some interaxle shafts (the driveshaft connecting 2 drive axles) utilise special phasing. This is by design to reduce torsional vibrations. See Dana/Spicer letter here & Meritor here. Dana DS404 rear axle housing families use offset interaxle driveshaft … - IK1201463 Sep 22, 2025 · Service Bulletin/Repair Instructions
The purpose of this article is to describe all aspects of the A26 Connecting Rod Replacement Process. - IK1500111 Sep 15, 2025 · Service Bulletin/Repair Instructions
This document will guide the user through the parts and information related to A26B resonator and EGR cross-over tube installation. - IK3400001 Aug 28, 2025 · Service Bulletin/Repair Instructions
Title: Service Portal iKNow Feedback Case Types Applies To: All - IK1400005 Aug 25, 2025 · Service Bulletin/Repair Instructions
Title: Driveline Information Center and Troubleshooting Procedures Applies To: All Vehicles - IK2600262 Jul 17, 2025 · Service Bulletin/Repair Instructions
Title: Export Recalibration Process & Emissions Label - A26 Applies To: Service Manager, General Manager, Technicians. - IK1900022 Jul 18, 2025 · Service Bulletin/Repair Instructions
Title: A/C Refrigerant and Oil Capacities Applies To: All current models - IK1201501 Jul 14, 2025 · Service Bulletin/Repair Instructions
Title: S13 Gear Housing Leak (By The Air Compressor) Applies To: S13 Integrated Powertrain LT RH HX - IK1200716 Jul 7, 2025 · Service Bulletin/Repair Instructions
Title: Engine Emission Label Replacement, Certificate of Conformance and Clean Idle Sticker Addition Procedure Applies To: All Navistar Powered Trucks Requesting Engine Emission Label Replacement, Certificate of Conformance and/or Clean Idle Sticker, Clean … - IK0900157 Jul 17, 2025 · Service Bulletin/Repair Instructions
Title: Fan belt replacement guidelines for frayed edges Applies To: All Models - IK1201519 Jun 24, 2025 · Service Bulletin/Repair Instructions
Title: Replacing the Crankshaft Gear on S13 Engines - IK1201509 Jun 16, 2025 · Service Bulletin/Repair Instructions
Title: S13 New Power Steering Tube Support Brackets - IK1900299 May 12, 2025 · Service Bulletin/Repair Instructions
Title: Parameters for 16UZL with 16VKW Applies To: Vehicles with both feature codes 16UZL and 16VKW - IK1201511 May 11, 2025 · Service Bulletin/Repair Instructions
Title: Supplemental A26 MAF Fault Diagnostics Applies To: All A26 Engines - IK0500054 Jun 4, 2025 · Service Bulletin/Repair Instructions
Title: Steering Gear Seal Repair Guidelines Applies To: Steering gears - IK2600069 May 20, 2025 · Service Bulletin/Repair Instructions
Title: How to Request a Horsepower Quote Applies To: All International and Cummins Electronic engines - IK0300078 May 9, 2025 · Service Bulletin/Repair Instructions
This document reminds technicians of the critical relationship between the truck's suspension and the driveline operating angles. The information applies to diesel, gas, and electric vehicles. - IK1200716 Apr 24, 2025 · Emissions
Applies To: All Navistar Powered Trucks Requesting Engine Emission Label Replacement, Certificate of Conformance and/or Clean Idle Sticker, Clean Truck Check - IK2600279 Apr 29, 2025 · Service Bulletin/Repair Instructions
Switch Pack Programming Troubleshooting Information - IK0800679 Mar 27, 2025 · Service Bulletin/Repair Instructions
Title: Battery Disconnect Switch Replacement - Best Practices Applies To: All Models with Battery Disconnect Switch - IK0900156 Mar 7, 2025 · Service Bulletin/Repair Instructions
Title: Connecting an Auxiliary APU to the S13 Coolant System - IK1201511 Mar 26, 2025 · Service Bulletin/Repair Instructions
Title: Supplemental A26 MAF Fault Diagnostics - IK1600269 Feb 25, 2025 · Service Bulletin/Repair Instructions
02/19/2025 - Added models including CE Bus with similar hood stop design 11/19/2024 - Updated service part numbers 06/11/2024 - Added rubber hose option as alternate repair 04/23/2024 - Added P/N for grease 03/29/2024 - Initial Article Release - IK0800672 Feb 7, 2025 · Service Bulletin/Repair Instructions
Applies To: Units built 12/20/2022 - 11/11/2024 On the following models with Feature Codes: CE Bus- 0510234 LT RH- 001MBS & 0510234 LT RH- 008TRR or 0510234 & 001LRM or 001LRV or 001LRN or 001LRL - IK1201500 Nov 20, 2024 · Service Bulletin/Repair Instructions
To improve the product's durability and prevent future damage for A26, S13, and Cummins X15-powered vehicles, International is sending this communication to the service network to ensure proper torque spec has been applied to the air filter assembly access … - IK1400023 Oct 8, 2024 · Service Bulletin/Repair Instructions
This article addresses chassis lean conditions on all chassis. This does not include any diagnostics for body leans such as a cab lean. Keep in mind that a chassis lean may cause or accentuate a cab lean. Filling out the printable form and using the notes i… - IK12101498 Sep 20, 2024 · Service Bulletin/Repair Instructions
This article will call out those VINs that are equipped with the shim, and if and when the shim should be used as a field repair solution. - IK0800351 Sep 27, 2024 · Service Bulletin/Repair Instructions
This document is used to help guide through fault codes.
Source: NHTSA manufacturer communications files.