2015 International Workstar problems, complaints & recalls
Safety recalls (5)
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.
Visibility:defroster/Defogger/Hvac System:fan/Motor 2015-04-22 · campaign 15V241000 · 82,736 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain model year 2011-2015 International DuraStar, ProStar, TranStar and WorkStar, 2012-2015 International TerraStar, 2013-2015 International LoneStar and IC Bus HC, and 2014-2015 IC Bus AC vehicles. A vehicle double battery jump start or electrical load dump event could result in an overvoltage condition of a component within the HVAC system linear power module (LPM) which is used to control the blower speed. The overvoltage condition could result in th
Risk: If the LPM overheats and fails, there is an increased risk of a fire.
Fix: Navistar will notify owners, and dealers will replace the LPM with an upgraded one, free of charge. An interim letter was mailed to owners on June 18, 2015. A second notification will mailed when parts become available. The recall began on August 6, 2015. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 15509.
Service Brakes, Air 2015-03-23 · campaign 15V165000 · 2,222 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain model year 2015-2016 International 9900, DuraStar, LoneStar, PayStar, ProStar, WorkStar and 2015 International TranStar and IC Bus CE vehicles equipped with a Haldex air braking system. The affected brake actuators may have been manufactured with an incomplete attachment of the internal rubber diaphragm to the actuation mechanism. This could cause dragging or overheated brakes.
Risk: If the brakes drag and overheat there is an increased risk of a wheel end fire.
Fix: Navistar will notify owners, and dealers will replace the Haldex Life Seal Brake chambers, free of charge. The recall began on June 19, 2015. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 15504. Note: This recall supersedes recall 14V-806.
Exterior Lighting:headlights 2014-12-22 · campaign 14V807000 · 498 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain model year 2013-2015 International WorkStar vehicles manufactured March 16, 2012, to October 1, 2014. In the affected vehicles, the headlight low beam and ground circuits may have been reversed at the headlight connector resulting in reduced light output. As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) No. 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk: Reduced light output may impair the driver's vision, increasing the risk of a crash.
Fix: Navistar will notify owners, and dealers will correct the wiring in headlight harness connector, free of charge. The recall began on December 29, 2014. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 14525.
Service Brakes, Air:disc:caliper 2014-04-17 · campaign 14V201000 · 297 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain model year 2013-2015 International DuraStar vehicles manufactured November 2012 through December 2013, International WorkStar vehicles manufactured December 2012 through January 2014, and 2014-2015 International TranStar and International ProStar vehicles manufactured January 2013 through February 2014. The affected vehicles are built with air disc brake feature codes 04WEY, 04WEZ, or 04WZK. These vehicles may have an incorrect number of bolts mou
Risk: If the air disk brake caliper has loose or missing bolts, the air disk brake caliper may come loose from the mounting plate causing the vehicle to pull left or right while braking and lengthening the distance needed to stop, increasing the risk of a crash.
Fix: Navistar will notify owners, and dealers will replace any missing bolts and check the torque of all of the air disk brake caliper bolts, free of charge. The recall began on May 7, 2014. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 14508.
Service bulletins (254)
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 2026-09-04 · IK2600284 · Service Bulletin/Repair Instructions
this document aims to enable technicians to: 1. accurately identify third generation maxxforce medium duty engine control systems. 2. understand the programming intricacies related to these systems. 3. autonomously execute programming tasks without needing technical support.
Electrical System 2026-07-30 · IK2600052 · Service Bulletin/Repair Instructions
this article describes how to fix a speedometer that does not read accurately. an inaccurate speedometer can be caused by changing the tire size, changing rear axle ratio (rar), or by parameters being inadvertently changed during a programming event. use the formulas and calculator below to correct
Electrical System 2026-07-21 · IK1900198 · Service Bulletin/Repair Instructions
this article only applies to models w/ 0016uzl built between 06/23/2014 – 05/11/2020 or models w/ 0016uzl w/ safety recall 14516 completed reference the appropriate technician manual for models outside of this population. safety recall 14516 has been issued for units built before june 23, 2014. for
Engine 2026-02-05 · IK2600090 · Other
new carb idle reduction change request
Electrical System 2026-02-03 · IK4300035 · 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 added or removed, the comparison runs auto
Engine 2026-01-26 · IK2600255 · 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 1037 to ensure continued compliance with green
Showing the 6 most recent of 254 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.