2009 International Prostar problems, complaints & recalls
Most-reported problem areas: Vehicle Speed Control (1) · Engine (1) · Electrical System (1)
Safety recalls (6)
Exterior Lighting:back Up Lights 2023-05-18 · campaign 23V353000 · 32,880 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain 2000-2003 International 8100, 2001-2003 International 9100i, 2001-2007 International 9400i, 2001-2010 International 9200i, 2002-2007, 2009 International 8500, 2003-2007, 2013 International 9900i, 2003-2018 International 8600, 2004, 2007 International 9900iX, 2008-2018 International ProStar, 2010-2011, 2013, 2016 International LoneStar, 2011-2012, 2016 International 4400, 2017-2024 International LT, 2018-2024 International RH, 2019-2021 International
Risk: Low visibility or obstructed back up lights may not alert other drivers that the vehicle is backing up, increasing the risk of a crash.
Fix: Dealers will replace the existing rear stop/turn signal lights, free of charge. Owner notification letters were mailed May 06, 2024. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23514.
Electrical System 2014-10-31 · campaign 14V688000 · 18,798 vehicles
Defect: Navistar, Inc. (Navistar) is recalling certain model year 2010-2015 International Lonestar vehicles manufactured October 12, 2009, to June 16, 2014, and 2009-2015 International ProStar vehicles manufactured December 16, 2008, to June 20, 2014. In the affected vehicles the electrical harness that supplies power to the HVAC system may not be of sufficient size for the electrical load of the circuit. This can result in an increase in resistance and heating at the connectors.
Risk: An increase in resistance and heating at the connectors could cause a vehicle fire.
Fix: Navistar will notify owners, and dealers will replace the 60 amp relay and battery harness with a 150 amp relay and battery harness, free of charge. Navistar issued an interim notification to owners on December 29, 2014. The recall began on March 2, 2015. Owners may contact Navistar customer service at 1-331-332-1590. Navistar's number for this recall is 14516.
Equipment 2013-09-18 · campaign 13V439000 · 16,107 vehicles
Defect: Navistar, Inc. is recalling certain model year 2008-2013 International LoneStar, ProStar, and TranStar trucks manufactured February 20, 2008, through July 29, 2013 and equipped with an electronic fifth wheel jaw release system (feature code 0595BAW or 0595BAY). Due to an assembly error, the air lines at the isolation/vent valve may not be oriented correctly.
Risk: Because of the improper orientation, in the event of an air leakage at the isolation/vent valve, the 5th wheel jaw may release, unexpectedly releasing the trailer from the tractor, increasing the risk of a vehicle crash.
Fix: Navistar will notify owners, and dealers will inspect the air line routing. If necessary, the air line routing will be corrected free of charge. The recall began on October 10, 2013. Owners may contact Navistar at 1-331-332-1590. Navistar's recall number is 13514.
Visibility:rear Window Wiper/Washer:linkages 2010-08-24 · campaign 10V383000 · 39,544 vehicles
Defect: NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2008 THROUGH 2011 INTERNATIONAL PROSTAR AND LONESTAR HEAVY TRUCKS MANUFACTURED FROM JANUARY 2, 2007 THROUGH JUNE 1, 2010. THE PASSENGER SIDE WINDSHIELD WIPER LINKAGE ROD MAY SEPARATE FROM EITHER THE WIPER DRIVE ARM OR PASSENGER SIDE PIVOT ASSEMBLY.
Risk: WHEN THE LINKAGE SEPARATES, THE PASSENGER SIDE WIPER ARM WILL NO LONGER OPERATE WHICH COULD LEAD TO REDUCED DRIVER VISIBILITY, INCREASING THE RISK OF A CRASH.
Fix: NAVISTAR WILL NOTIFY OWNERS AND INTERNATIONAL DEALERS WILL REPLACE THE WINDSHIELD WIPER LINKAGE ASSEMBLY FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OR ABOUT DECEMBER 17, 2010. OWNERS MAY CONTACT NAVISTAR AT 1-800-448-7825.
Electrical System:12v/24v/48v Battery 2010-03-18 · campaign 10V107000 · 29,460 vehicles
Defect: NAVISTAR HAS NOTIFIED NHTSA OF A DEFECT ON CERTAIN MODEL YEAR 2008-2011 INTERNATIONAL TRUCKS EQUIPPED WITH AN OPTIONAL JUMP START STUD. CORROSION AT THE BASE OF THE STUD MAY CAUSE AN ELECTRICAL SHORT BETWEEN THE STUD AND BATTERY BOX.
Risk: AN ELECTRICAL SHORT MAY CAUSE A VEHICLE FIRE.
Fix: A FINAL REMEDY HAS BEEN ESTABLISHED. NAVISTAR WILL NOTIFY OWNERS, AND DEALERS WILL REPAIR THE VEHICLES BY INSTALLING A NEW JUMP START STUD. REPAIRS WILL BE PREFORMED FREE OF CHARGE. AN INTERIM ACTION WILL INVOLVE THE REMOVAL OF THE JUMP START STUD AND THE CONNECTING CABLE. THE SAFETY RECALL BEGAN ON SEPTEMBER 10, 2010. OWNERS MAY CONTACT INTERNATIONAL DEALERS AT 1-800-448-7825.
Electronic Stability Control (Esc) 2010-02-03 · campaign 10V037000 · 1,437 vehicles
Defect: NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2009-2010 INTERNATIONAL PROSTAR AND LONESTAR TRUCKS EQUIPPED WITH FEATURE CODE 04AZT ROLL STABILITY CONTROL. THE AIR LINE THAT SUPPLIES THE TRACTION SOLENOID VALVE OF THE ROLL STABILITY CONTROL (RSC) SYSTEM MAY HAVE BEEN CONNECTED TO AN INCORRECT PORT ON THE AIR TANK. THIS CONDITION WILL AFFECT AIR MODULATION TO THE TRAILER BRAKES IF RSC IS ACTIVATED DURING A ROLL STABILITY EVENT. THIS CONDITION AT NO TIME AFFECTS THE NORMAL DESIGN FUNCTION OF THE TRACT
Risk: LESS THAN OPTIMAL RSC CONTROL OF THE TRAILER BRAKES DURING A ROLL STABILITY EVENT MAY INCREASE THE RISK OF A CRASH WHICH CAN RESULT IN PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH.
Fix: DEALERS WILL INSPECT AND RELOCATE THE AIR LINE THAT SUPPLIES THE RSC TRACTION SOLENOID VALVE TO THE CORRECT PORT ON THE AIR TANK. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON FEBRUARY 19, 2010. OWNERS MAY CONTACT NAVISTAR AT 1-800-448-7825.
Service bulletins (318)
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 2026-07-24 · IK2600083 · Service Bulletin/Repair Instructions
the new clusters in the post-2007 models store the mileage in memory. when replacing the cluster, follow these instructions to program the current vehicle mileage into the memory of the new cluster.
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 2026-01-16 · IK1201291 · Service Bulletin/Repair Instructions
this document will guide the user through mass air flow (maf) calibration procedure
Engine 2026-01-02 · IK2600047 · Service Bulletin/Repair Instructions
engine replacements for all international engines will need to follow this procedure.
Electrical System 2025-12-19 · IK2600279 · 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
Showing the 6 most recent of 318 bulletins. Search all of them free at nhtsa.gov.
What owners report
2023-11-28 · Electrical System · 1,100,000 mi · 🔥 fire“the contact owns a 2009 international prostar. the contact stated that the front air conditioner was distributing hot air. while using the defroster, the fuse in the blower motor ignited the dashboard. the fuse panel caught fire. the driver was able to extinguish the fire. the local dealer was not contacted. the vehicle was not diagnosed or repaire…”
2013-12-06 · Engine · 376,597 mi“caterpillar acert c13 vin olee23243 ard head failure. caused the truck to shut down in traffic, leading to a safety incident with potential for bodily injury and property damage. *tr…”
2012-01-04 · Vehicle Speed Control · 314,000 mi“tl* the contact owns a 2009 international prostar. the contact stated that while driving 65 mph, the vehicle unexpectedly accelerated up to 85 mph. the brakes were being depressed during the failure. the vehicle was taken to an authorized dealer and the dealer stated that there was a bad valve in the motor. the manufacturer was notified. the vehicl…”
2010-04-13 · Unknown Or Other · 💥 crash“2009 intl pro star struck a gate while trying to make a u-turn. *bf (ohio traffic crash report # 10-0122-91)*jb updated 05/13/10 *bf…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.