International Prostar recalls

• Lights And Instruments#2023293May 18, 2023

  1,764 units affected

  Issue: On certain trucks, the backup lamps could be blocked and may not be visible. As a result, the trucks don't meet the requirements of the Canadian regulations. Note: This recall only affects trucks equipped with a pintle hook lowering bracket and feature code 01WPN, 01 WPS, or 01VAL. Safety Risk: Backup lamps that aren't visible could cause a person not to recognize that the vehicle is backing and increase the risk of a crash. Corrective Actions: Navistar will notify owners by mail and instruct you to take your truck to a dealership to install new tail stop/turn signal lamps with integrated backup lamps.

• Heater And Defroster#2023212April 6, 2023

  3,134 units affected

  Issue: On certain trucks, a wire terminal for the blower motor circuit breaker in the power distribution module (PDM) could overheat and melt. Safety Risk: Wiring that overheats and melts can create the risk of a fire. Corrective Actions: Navistar will notify owners by mail and instruct you to take your truck to a dealership to replace the blower motor wiring terminal in the PDM. The dealership will also inspect and, if necessary, replace the fuse block.

• Structure#2019085February 22, 2019

  2,337 units affected

  Issue: On certain vehicles, the exhaust hanger brackets may crack and allow the tail pipe to separate from the vehicle. Safety Risk: If the exhaust tail pipe falls off, it could become a hazard for road users and bystanders. This could create a risk of injury and/or a crash. Corrective Actions: The company will notify owners by mail. Owners will be instructed to take their vehicle to a dealer to have the rear exhaust hanger bracket replaced. Dealers will also inspect and replace any forward bracket found cracked and/or tail pipe that is damaged.

• Powertrain#2018638November 20, 2018

  2,856 units affected

  On certain vehicles equipped with an electronic clutch actuator (ECA), the clutch may have been manufactured improperly and could fail. If this occurs, the broken clutch components could prevent the transmission from disengaging or shifting to neutral. This could result in unintended vehicle movement, even if the parking brake is applied, increasing the risk of a crash causing injury and/or damage to property. Correction: Dealers will recalibrate the Transmission Control Module (TCM).

• Brakes#2018484September 10, 2018

  198 units affected

  On certain vehicles, the spring-actuated parking brake may have been improperly assembled. This could result in an internal air leak or a complete separation of the parking brake from the service brake chamber, either of which would cause a loss of braking on the affected wheel assembly. This could cause a sudden, unexpected increase in stopping distance, increasing the risk of a crash causing injury and/or damage to property. Correction: Dealers will inspect and replace affected brake chamber assemblies.

• Engine#2018475September 5, 2018

  3,970 units affected

  On certain trucks built with a Cummins X15 or ISX15 engine equipped with nylon fuel lines and a banjo bolt on the fuel pump, a blockage in the fuel cooling system may cause a fuel line to burst. This could result in a significant fuel leak onto the roadway, which would create a road hazard for other motorists. Additionally, this condition could also cause an engine stall without warning, without the ability to restart the engine. Both of these conditions may increase the risk of a crash causing injury and/or damage to property. Correction: Cummins-authorized dealers will replace the affected nylon line with a steel line.

• Seats And Restraints#2018232May 3, 2018

  2,093 units affected

  On certain vehicles, the seat belt D-ring mounting bolts may break due to a material defect. If this occurs, the seat belt may not properly restrain the seat occupant in a crash, increasing the risk of injury. Correction: Dealers will inspect the driver and passenger D-ring mounting bolts and replace them as necessary.

• Steering#2017456September 20, 2017

  181 units affected

  On certain vehicles, the castellated nut and cotter pin on the steer axle may not have been tightened to specification. This could cause the tie rod to become loose in the steer axle, which would result in audible noise and/or looseness in steering. If the vehicle were continued to be operated in this condition, the tie rod could disconnect from the knuckle, resulting in a complete loss of control of a vehicle wheel, which would increase the risk of a crash causing injury and/or damage to property. Correction: Dealers will inspect the torque of the castellated nuts on the tie rod, and replace the tie rod stud and knuckle as necessary.

• Brakes#2017140March 14, 2017

  663 units affected

  On certain vehicles, the air dryer mounting bracket may fracture and cause the air dryer to separate the frame. This could potentially cause the air lines to separate from the dryer resulting in an air system leak or loss of air pressure to the brake system, which would increase stopping distances and increase the risk of a crash causing injury and/or damage to property. Correction: Dealers will replace the air dryer mounting bracket with an updated heavy duty bracket.

• Electrical#2016648December 21, 2016

  62 units affected

  On some vehicles, the metallic battery box cover latch, when unlatched from its anchor, may articulate and potentially contact the battery jump start stud. If the jump start stud's protective cover has fallen off or is not installed, this may result in an electrical short to ground, increasing the risk of a fire causing injury and/or property damage. Correction: Dealers will install a latch stop to prevent the latch from potentially contacting the stud.

• Electrical#2016373July 26, 2016

  52 units affected

  On certain vehicles equipped with the battery box mounted between the frame rails, the battery mounted cube fuse terminal connection could potentially break. A broken cube fuse terminal connection could cause the cab to lose all power which would result in a loss of motive power, increasing the risk of a crash causing injury and/or damage to property. Correction: Dealers will replace the cube fuse with a chassis mounted power distribution module (PDM) inside the battery box.

• Engine#2015546November 18, 2015

  1,466 units affected

  On certain vehicles equipped with Navistar engines, the accelerator pedal position sensor could move on its mounting bracket if the pedal is depressed with excessive force. If the sensor stator were to move out of position, it could change the sensor signal output, resulting in a high idle. On vehicles equipped with manual transmissions, if the clutch were to be depressed during operation, the engine could rise to governed RPMs resulting in difficulty selecting gears while shifting. In the condition of a loaded vehicle going down a long grade, the inability to down shift could cause difficulty in maintaining or reducing vehicle speed with just the service brakes, which could increase the risk of a crash causing injury and/or damage to property. Correction: Dealers will recalibrate the engine Electronic Control Module (ECM) to eliminate the high idle condition.

• Engine#2015448October 5, 2015

  11 units affected

  On certain vehicles, the Engine Control Module (ECM) may develop an internal electrical short circuit that could blow a fuse in the ECM's electrical supply circuit. This could cause the engine to stall without warning and prevent the vehicle from being restarted. Engine stalling would result in lost propulsion which, in conjunction with traffic and road conditions, and the driver's reactions, could increase the risk of a crash causing property damage and/or personal injury. Correction: Dealers will replace the ECM.

• Structure#2015434September 28, 2015

  188 units affected

  On certain vehicles, the fifth wheel locking mechanisms could be susceptible to damage and/or wear. This could cause the locking mechanism to fail properly engage, potentially resulting in a towed trailer unit separating from the truck tractor. As a result, the trailer could strike another vehicle, stationary object, or bystander, causing injury and/or damage to property. Correction: Fontaine dealers will replace all Ultra LT fifth wheel units with Ultra NT model fifth wheel units.

• Structure#2015214May 20, 2015

  278 units affected

  On certain vehicles, the weld joint between the upper stack tail pipe and the vertical exhaust pipe may crack and allow the exhaust pipe to separate from the vehicle. The pipe falling on the road surface could create a safety hazard potentially resulting in a crash causing injury and/or damage to property. Correction: Dealers will replace the stack tail pipes with an approved replacement part.

• Electrical#2015171April 22, 2015

  8,552 units affected

  On certain vehicles, a double battery (24 volt) jump start or electrical load dump could result in an overvoltage condition of the linear power module (LPM) which is used to control the heater/air conditioning blower motor speed. If this were to occur, this overvoltage condition could lead to the LPM overheating, causing smoke, and increase the risk of fire, which could result in injury and/or damage to property. Correction: Dealers will replace the LPM with an upgraded design.

• Brakes#2015120March 18, 2015

  493 units affected

  On certain vehicles, brake chamber diaphragm(s) may not be properly seated. This could lead to brake drag, causing brake overheating or unintended spring brake application. These issues could increase the risk of a crash causing injury and/or property damage. Correction: Dealers will replace the brake chambers. Note: This is an expansion of recall 2014-573.

• Brakes#2014573December 17, 2014

  264 units affected

  On certain vehicles, brake chamber diaphragm(s) may not be properly seated. This could lead to brake drag, causing brake overheating or unintended spring brake application. These issues could increase the risk of a crash causing injury and/or property damage. Correction: Dealers will affect repairs as necessary.

• Heater And Defroster#2014484October 30, 2014

  1,424 units affected

  On certain vehicles equipped with a no-idle heating, ventilation and air conditioning (HVAC) module, the electrical harness supplying power to the module may not be of sufficient size, which could cause a voltage drop in the harness and an increase in resistance and heating at the connector. This could cause a fire, potentially resulting in injury and/or damage to property. Correction: Dealers will install a revised harness.

• Brakes#2014141April 22, 2014

  169 units affected

  On certain vehicles equipped with air disc brakes, the brake caliper bolts may have been insufficiently tightened, or an insufficient number of bolts may have been installed at time of vehicle assembly. Loose or missing bolts could allow a caliper to detach from its mount, resulting in partial loss of brake function, which could increase stopping distance and increase the risk of a crash causing injury and/or damage to property. Correction: Dealers will replace missing bolts, if any, and tighten all caliper bolts to the specified torque.

• Label#2014140April 22, 2014

  417 units affected

  Certain trucks may not comply with Canadian Motor Vehicle Safety Regulations. Vehicles may not bear a compliance label, or the compliance label may be missing Gross Vehicle Weight Rating (GVWR) information. This could result in vehicle overloading, increasing the risk of a crash causing injury and/or damage to property. Correction: Owners will be sent a revised compliance label.

• Brakes#2014049February 20, 2014

  64 units affected

  On certain vehicles, brake s-cam bracket assemblies on the steering axle could fracture, causing an inoperative brake on the affected wheel end. This could cause the vehicle to pull to one side while braking and/or increase stopping distances, increasing the risk of a crash causing injury and/or damage to property. Correction: Dealers will affect repairs.

• Fuel System#2013415November 26, 2013

  208 units affected

  On some vehicles, a support bracket may contact the fuel tank during frame twist, which could puncture the fuel tank, resulting in fuel leakage. Fuel leakage, in the presence of an ignition source, could result in a fire. Fuel leakage onto the roadway could also increase the risk of a crash for other road users. In both cases, injury and/or property damage could result. Correction: Dealers will inspect and affect repairs.

• Accessories#2013314September 19, 2013

  185 units affected

  On certain trucks equipped with the electronic fifth wheel jaw release system, incorrect air line routing could allow the fifth wheel jaw to release without driver input. This could result in a trailer separating from the truck, resulting in a possible hazard to other road users and increasing the risk of a crash causing injury and/or property damage. Correction: Dealers will inspect air line routing and correct if necessary.

• Structure#2013122April 17, 2013

  3,991 units affected

  On certain trucks, the sunshade (an exterior visor mounted above the windshield) may not have been fastened to the cab roof correctly during the manufacturing process. A sunshade separating from the vehicle could strike another vehicle, a stationary object, or a bystander, causing property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, secure the sunshade mounts.

• Brakes#2012391November 21, 2012

  1,156 units affected

  On certain trucks, the steer axle S-cam tube bracket assemblies may crack between the wing bracket and the tube steel when mounted to stamped spiders. This could result in partial loss of brake function, which could cause the vehicle to pull to one side or increase stopping distance. These issues could result in a crash causing property damage and/or personal injury. Correction: Dealers will install replacement S-cam tube bracket assemblies reinforced with gussets.

• Other#2012354October 17, 2012

  133 units affected

  On certain vehicles, the tow hooks may not have been correctly heat treated during the manufacturing process. As such, the hooks may fail during vehicle recovery operations. An unexpected sudden release of the vehicle could result in property damage and/or personal injury. Correction: Dealers will replace the tow hooks.

• Steering#2012349October 16, 2012

  924 units affected

  On certain vehicles, the steering wheel may have been manufactured incorrectly and could fail. This could allow the steering wheel to separate from the steering wheel hub. Should this occur while the vehicle is underway, the driver would lose steering control, which could result in a crash causing property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, replace the steering wheel assembly.

• Brakes#2012311September 19, 2012

  18 units affected

  On certain vehicles, the piston spring brake chamber may have been manufactured incorrectly and could allow air leakage into the chamber. As a result, the parking brake may not fully release, thereby causing brake drag which could result in a wheel-end fire. Should rapid air loss occur, the spring brakes would suddenly engage causing immediate brake lock-up. If this happens while the vehicle is in motion, it could result in a crash. These issues could also result in property damage and/or personal injury. Correction: Dealers will replace the spring brake chambers.

• Brakes#2012276August 13, 2012

  27 units affected

  On certain trucks, bolts fastening the brake calipers to their mounting plates (on all axles) may not have received adequate tightening torque during vehicle assembly. Loose bolts could allow a caliper to detach from its mounting plate, causing the vehicle to pull to one side when braking and could also increase stopping distances. These issues could result in a crash causing property damage and/or personal injury. Correction: Dealers will tighten the caliper mounting bolts to the specified torque.

• Electrical#2012147May 1, 2012

  2,543 units affected

  On certain trucks equipped with a MaxxForce 11 or 13 engine, the positive alternator cable may rub against the high pressure power steering hose. Continued contact could wear through the alternator cable's insulation, which could cause an electrical short circuit. An electrical short could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will install a bracket to route the alternator wires away from the power steering hose. Note: This recall supersedes recall 2011302.

• Other#2012104March 21, 2012

  75 units affected

  On certain vehicles, the cab entry steps were manufactured incorrectly and could fail. Step failure could cause the user to fall from the vehicle, which could result in personal injury. Correction: Dealers will replace the step mounting brackets.

• Brakes#2012053February 10, 2012

  1,741 units affected

  On certain vehicles equipped with Bendix ATR-6 Antilock Traction Relay valves, in extremely cold conditions (at or below -18 degrees Celsius), internal ATR valve leakage can occur. This could cause unintended brake application, which could overheat the affected brakes and cause a fire. Also, in certain low traction conditions, unexpected brake application can cause a loss of vehicle control and a crash. These issues could result in property damage and/or personal injury. Correction: Dealers will update the cover assembly on the ATR valves.

• Electrical#2011302August 18, 2011

  888 units affected

  On certain trucks equipped with a MaxxForce 11 or 13 engine, the positive alternator cable may rub against the high pressure power steering hose. Continued contact could wear through the alternator cable's insulation, which could cause an electrical short circuit. An electrical short could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will install a bracket to route the alternator wires away from the power steering hose. Note: This recall is superseded by recall 2012147.

• Brakes#2011161April 19, 2011

  435 units affected

  Certain vehicles fail to comply with the requirements of Canada Motor Vehicle Safety Standard 121 - Air Brake Systems. The trailer Antilock Brake System (ABS) fault indicator lamp may not illuminate if a trailer ABS fault occurs, due to a programming or hardware issue with the brake system electronic control unit. An inoperable trailer ABS fault indicator may prevent the driver from being aware of a trailer ABS fault condition, thereby increasing the risk of a crash resulting in property damage and/or personal injury. Correction: Dealers will reprogram or replace the ABS electronic control unit.

• Powertrain#2010455December 20, 2010

  70 units affected

  On certain vehicles, the rubber isolator material that holds the driveline center bearing in the mounting bracket may deteriorate, which could result in driveline separation without warning. The resultant loss of propulsion, in conjunction with traffic and road conditions, and driver's reactions, could increase the risk of a crash causing property damage and/or personal injury. Correction: Dealers will replace the center bearing and its mounting hardware.

• Visual System#2010286August 26, 2010

  5,404 units affected

  On certain trucks, the passenger side windshield wiper linkage rod may separate from either the wiper motor drive arm or the passenger side pivot assembly. If the linkage separates, the passenger side wiper arm will no longer operate which could lead to reduced driver visibility. Decreased driver visibility may increase the risk of a crash possibly resulting in property damage, personal injury, or death. Correction: Dealers will install a redesigned windshield wiper linkage assembly.

• Steering#2010200June 11, 2010

  153 units affected

  On certain trucks, the fastener that clamps the pitman arm to the steering gear shaft may not have been torqued to specifications during vehicle assembly. This could cause wear of the interconnecting splines of the arm and shaft, possibly allowing the pitman arm to slip over the shaft, resulting in a reduction of steering control which could increase the risk of a crash causing property damage, personal injury or death. Correction: Dealers will replace the tubular shaped spacer bracket with a solid spacer block.

• Electrical#2010096March 23, 2010

  3,488 units affected

  On certain vehicles 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 resulting in a vehicle fire causing property damage, personal injury, or death. Correction: Dealers will install a new redesigned jump start stud.

• Brakes#2010020January 27, 2010

  19 units affected

  On certain vehicles, the air line that supplies the traction solenoid valve of the Roll Stability Control (RSC) system may have been connected to an incorrect port of the air tank. This condition will affect air modulation to the trailer brakes if the RSC is activated during a roll stability event. Less than optimal RSC control of the trailer brakes during a roll stability event may increase the risk of a crash which could result in property damage, personal injury or death. Correction: Dealers will inspect and, if necessary, relocate the air line that supplies the RSC traction solenoid valve to the correct port on the air tank.

• Brakes#2008421November 21, 2008

  2,522 units affected

  On certain trucks, the service brake air line between the tractor protection valve and the fast brake module may separate from the fast brake module. This would result in a loss of trailer service brakes, which could increase stopping distances, possibly causing a vehicle crash resulting in property damage, personal injuries or death. Correction: Dealers will replace the fast break module and reroute air lines to eliminate line tension.

Canadian data updated August 24, 2026