2018 International Workstar Recalls

Recalls on record Updated July 2026

The 2018 International Workstar has 9 NHTSA recall campaigns affecting an estimated 164,541 vehicles. Recall repairs are always free at any authorized dealer. Last updated July 5, 2026.

Recall campaigns

ELECTRICAL SYSTEM 23V248000 2023-04-06 42,054 affected
Defect

Navistar, Inc. (Navistar) is recalling certain 2016-2017 International TranStar, 2017-2019 International ProStar, International LoneStar, 2017-2020 International DuraStar, WorkStar, and 2018-2019 IC Bus HC Commercial buses. The heating, ventilation, and air-conditioning (HVAC) blower motor circuit may have an…

Consequence

An overheated electrical circuit can increase the risk of a fire.

Remedy

Dealers will replace the HVAC blower motor load circuit wiring terminal, free of charge. Owner notification letters are expected to be mailed June 5, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23510.

FUEL SYSTEM, DIESEL 21V366000 2021-05-19 1,780 affected
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.

Consequence

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

Remedy

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.

ENGINE AND ENGINE COOLING 20V810000 2020-12-23 17,213 affected
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…

Consequence

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

Remedy

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…

FUEL SYSTEM, DIESEL 20V219000 2020-04-17 27,421 affected
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…

Consequence

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

Remedy

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,…

ENGINE 19V841000 2019-11-21 12,539 affected
Defect

Navistar, Inc. (Navistar) is recalling certain 2019-2020 International MV and HV, 2018-2020 Workstar, and 2018-2019 Durastar vehicles equipped with feature codes 12VXT and 12VXU. With the parking brake applied and the automatic transmission in the 'Drive' or 'Reverse' position, when the stationary PTO switch is…

Consequence

Unintended vehicle movement increases the risk of a crash.

Remedy

Navistar will notify owners, and dealers will update the Engine Control Module to enable the PTO neutral interlock, free of charge. The recall began January 16, 2020. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 19518.

EXTERIOR LIGHTING 19V239000 2019-03-26 7 affected
Defect

Custom Fab & Body LLC (Custom Fab & Body) is recalling certain 2018 Ford F-650 XLT Crew Cab, 2017-2018 International 7500 4x4, and 2018 International 7500 4x2, Freightliner M2-112 and M2-106, and Kenworth T-370-based emergency vehicles equipped with Whelen brake lights. Depending on the specific wiring of the…

Consequence

If the brake lights incorrectly illuminate, it can confuse other drivers, possibly increasing the risk of a crash.

Remedy

Custom Fab & Body has notified owners, instructing them to contact Whelen for replacement lights, free of charge. The recall began April 11, 2019. Owners may contact Whelen customer service at 1-860-526-9504.

FUEL SYSTEM, DIESEL 19V216000 2019-03-20 23,122 affected
Defect

Navistar, Inc. (Navistar) is recalling certain 2017-2020 International DuraStar and WorkStar, 2018-2020 IC Bus CECB, International HV and MV, 2018-2019 IC Bus 1300 FBC and HCCB, and 2019-2020 IC Bus TCCB vehicles equipped with Cummins B6.7 diesel engines with fuel module option number FS90301 or FS90453. The…

Consequence

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

Remedy

Cummins will notify the affected Navistar owners. Cummins dealers will replace the fuel heater with a newly designed fuel heater, free of charge. The recall began May 2, 2019. Owners may contact Cummins customer service at 1-800-286-6467 or Navistar customer service at 1-800-448-7825.

POWER TRAIN 18V826000 2018-11-21 21,740 affected
Defect

Navistar, Inc. (Navistar) is recalling certain 2019 International HV, MV, 2018-2019 HX, LT, RH, LoneStar, ProStar, WorkStar, and 2018 TranStar automated manual transmission vehicles, equipped with certain Eaton ECA heavy-duty truck clutches. An internal component in the clutch assembly may fail, possibly resulting…

Consequence

Unintended vehicle movement can increase the risk of a crash.

Remedy

Navistar will notify owners, and dealers will recalibrate the Transmission Control Module (TCM), free of charge. The recall began January 18, 2019. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 18518.

SEAT BELTS 18V293000 2018-05-03 18,665 affected
Defect

Navistar, Inc. (Navistar) is recalling certain 2018-2019 International WorkStar, DuraStar, LoneStar, LT, ProStar, RH and IC Bus HC, 2018 International TranStar, 2019 International HV and MV trucks and transit buses. The front driver and passenger seat belt anchor D-ring bolt may break in the event of a crash. As…

Consequence

If the D-ring bolt breaks during a crash, the seat occupant may not be properly restrained, increasing their risk of injury.

Remedy

Navistar has notified owners, and dealers will replace the D-ring bolt depending on the information found on the seat belt label, free of charge. The recall began May 23, 2018. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 18505.

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2018 International Workstar as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.