Western Star 4900 recalls

• Fuel System#2024580October 1, 2024

  76 units affected

  Issue: On certain trucks equipped with a Cummins X15 engine, the fuel pump may not have been manufactured properly. As a result, the fuel pump barrels could break and cause a fuel leak. If this happens, the engine could stall. Safety Risk: A sudden loss of engine power could increase the risk of a crash. Corrective Actions: Cummins will notify owners by mail and advise you to take your vehicle to a Cummins authorized service facility to replace the fuel pump barrels.

• Brakes#2024006January 10, 2024

  69 units affected

  Issue: On certain trucks, the inversion valve in the air brake system may not work properly. As a result, there could be a delay before the parking brake applies. If this happens, the vehicle could move unexpectedly. This issue also causes the vehicle not to meet the requirements of the Canadian regulations. Safety Risk: A delay before the parking brake applies could result in unintended vehicle movement, and create the risk of an injury or a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify the owners by mail and advise you to take your truck to a DTNA authorized service facility to inspect and, if necessary, replace the inversion valve.

• Steering#2023206April 5, 2023

  49 units affected

  Issue: On certain trucks, the cotter pin may be missing from the tie rod castle nut on the front steer axle. As a result, the nut could loosen. If this happens, the tie rod could detach from the steering arm and cause a loss of steering control. Safety Risk: A loss of steering control could create the risk of a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify owners by mail. The corrective actions for this recall are under development.

• Tires#2022715December 12, 2022

  16 units affected

  Issue: Certain trucks were built with tires that are not approved for use with the truck's wheels. As a result, the tires may not perform properly, or a tire could fail. Safety Risk: A tire failure could cause a loss of control and increase the risk of a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to replace the affected tires.

• Engine#2022413July 29, 2022

  99 units affected

  Issue: On certain trucks, a problem in the engine control module (ECM) could cause a short circuit. If this happens, the engine could stall and you may not be able to restart it. Safety Risk: A sudden loss of engine power could increase the risk of a crash. Corrective Actions: Cummins will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to replace the engine control module.

• Steering#2021739December 8, 2021

  17 units affected

  Issue: On certain trucks, the steering shaft may not have been properly installed at the base of the steering column assembly. As a result, the shaft could separate from the steering gear and cause a loss of steering. Safety Risk: A loss of steering control could create the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to inspect the steering shaft and ensure that it is installed correctly. It will be repaired, if necessary.

• Tires#2021706November 17, 2021

  948 units affected

  Issue: Certain trucks were built with tires that are not approved for use with the truck's wheels. As a result, the tires may not perform properly, or a tire could fail. Safety Risk: A tire failure could cause a loss of control and increase the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail. The corrective actions for this recall are under development. You will be instructed to bring your truck to a DTNA authorized service facility when a repair is available.

• Electrical#2021697November 12, 2021

  3,071 units affected

  Issue: On certain trucks, the pass-through power stud (an electrical connection located on the bulkhead) may come into contact with the bulkhead. If this happens, there could be electrical arcing (sparks). Note: This recall replaces FL-766 (Transport Canada Recall 2018-190). If your truck was inspected as a part of that recall, but the pass-through power stud was not replaced, your truck requires this repair. Safety Risk: Electrical arcing could create the risk of a fire. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to replace the pass-through power stud.

• Steering#2021304May 19, 2021

  712 units affected

  Issue: On certain vehicles, the tie rod clamp may not have been properly tightened. As a result, the tie rod end could loosen and separate. If this happens, there could be a loss of steering control. Safety Risk: A loss of steering control could create the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your vehicle to a DTNA authorized service facility to replace the tie rod clamp nuts and bolts.

• Steering#2021219April 12, 2021

  658 units affected

  Issue: On certain trucks, the tie rod arm and steering arm bolts may be defective and could break. If this happens, there could be a loss of steering control. Note: This recall only affects trucks built with a Detroit front axle. Safety Risk: A loss of steering control could create the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to replace the tie rod arm bolts and the steering arm bolts.

• Structure#2020551November 12, 2020

  91 units affected

  Issue: On certain trucks, the welds that attach the trailer hitch may crack due to improper welding. As a result, the hitch could detach from the truck while towing a trailer. Note: This recall only affects certain trucks with trailer hitches installed by Commercial Truck Equipment. Safety Risk: A trailer that detaches from a truck could create a risk of a crash. Corrective Actions: Commercial Truck Equipment will notify owners by mail and instruct you to take your truck to a dealer to inspect the trailer hitch and repair or replace it, as necessary. You should stop using the trailer hitch until the inspection and repair have been completed.

• Powertrain#2020488October 16, 2020

  966 units affected

  Issue: On certain trucks equipped with an Eaton automated manual transmission and electronic clutch actuator (ECA), a component within the clutch assembly could fail. If this happens, 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. Note: This recall replaces FL-803 (Transport Canada recall 2018-714). Trucks that were repaired under that recall also require this repair. Safety Risk: Sudden and unexpected movement of the vehicle could create a risk of injury or a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to replace the clutch and update the transmission software.

• Label#2020155April 9, 2020

  5 units affected

  Issue: On certain trucks, the compliance label lists an incorrect Gross Axle Weight Rating (GAWR). This could lead to overloading and cause poor handling or a tire failure. Safety Risk: Poor handling or a tire failure could cause a loss of control and result in a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct them to take the truck to a DTNA authorized service facility to install a label with the correct GAWR. For one of the involved trucks, the tires will also be replaced.

• Structure#2019552November 4, 2019

  2,078 units affected

  Issue: On certain trucks, the strut-rod for the sleeper cab vent windows may not be properly attached. This could cause the vent window to over rotate and detach from the vehicle. Safety Risk: A window that separates from a moving vehicle could create a hazard for other drivers and nearby people. Corrective Actions: The company will notify owners by mail and instruct them to take their vehicle to a Daimler Trucks of North America authorized service facility to replace the vent windows.

• Structure#2019508October 10, 2019

  2,427 units affected

  Issue: On certain trucks, the baggage and/or sleeper side doors may not be properly attached to their hinges. This could cause the door(s) to detach while driving. Safety Risk: A baggage and/or sleeper side door that falls from the truck could create a road hazard for others and increase the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your vehicle to a DTNA authorized service facility to install two reinforcement clips on each baggage and sleeper door hinge.

• Lights And Instruments#2019499October 4, 2019

  26 units affected

  Issue: On certain trucks, the warning indicator for low air brake pressure shows “BRAKE AIR” instead of a low brake pressure symbol. Recent changes to Canadian regulations require this symbol to be used. Note: This recall only affect trucks equipped with an ICU4Me or a Light Bar Cluster configuration. Safety Risk: While there is a low risk to safety, as per Canadian regulations, the indicator must use common symbols, instead of words, to avoid driver confusion. Corrective Actions: The company will notify owners by mail and instruct them to take their vehicle to a Daimler Trucks of North America authorized service facility to replace the instrument cluster panel.

• Brakes#2019237May 17, 2019

  110 units affected

  Issue: Certain trucks were built with air reservoir tanks that are too small in relation to the size of the air brake chambers. Canadian regulations require enough air reservoir capacity to ensure the brakes work even with heavy use or when there is a partial loss of the air system. Safety Risk: Reduced braking could cause extended stopping distances and increase the risk of a crash. Corrective Actions: The company will notify owners by mail and instruct them to take their truck to a Daimler Trucks North America authorized service facility to modify the truck to ensure it meets Canadian regulations.

• Steering#2018719December 20, 2018

  31 units affected

  On certain vehicles, the bolts that join the steering and tie rod arm to the steering knuckle may not have been properly tightened. This could lead to a separation of the tie rod arm and cause a loss of steering control. This could create a risk of a crash causing injury and/or property damage. Correction: Daimler Trucks North America Authorized Service Facilities will inspect the steering and tie rod arm bolts to ensure they are torqued correctly and install new fasteners as necessary.

• Powertrain#2018714December 19, 2018

  1,472 units affected

  This recall was replaced by Transport Canada Recall No. 2020-488. On certain vehicles equipped with an Eaton automated manual transmission and electronic clutch actuator (ECA), an internal component within the clutch assembly 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: Daimler Trucks of North America Authorized Service Facilities will recalibrate the Transmission Control Module (TCM) and replace components as necessary.

• Fuel System#2018469August 31, 2018

  259 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.

• Brakes#2018285May 30, 2018

  683 units affected

  On certain vehicles equipped with air disc brakes, the brake caliper mounting bolts may be incorrectly torqued. This could result in the caliper bolts loosening, which could lead to the caliper detaching. Insufficiently torqued fasteners may not provide adequate clamping force between the brake caliper and brake anchor plate potentially resulting in reduced brake effectiveness, which would result in increased stopping distances, increasing the risk of a crash causing injury and/or damage to property. Correction: Daimler Trucks of North America Service Facilities will inspect the bolts, and repair as necessary. Note: This recall supersedes recall 2017-580. Vehicles repaired as part of the previous recall will require re-inspection and repair.

• Brakes#2018283May 29, 2018

  339 units affected

  Certain vehicles built with front disc brakes and a Lomax hood may not have enough clearance between the hood and the front brake hose. This could cause chafing of the brake hose, which could lead to an air leak resulting in reduced brake effectiveness and increasing the risk of a crash causing injury and/or property damage. Correction: Authorized dealers will replace the front brake hose. Note: A leaking front brake hose may not be detectable during a routine pre-trip inspection.

• Accessories#2017636December 18, 2017

  16,510 units affected

  On certain vehicles equipped with Kidde fire extinguishers with black plastic handles and valves, the fire extinguishers may become clogged or require excessive force to activate. Also, the nozzle may detach from the valve assembly with enough force that it could cause injury, and fail to discharge. In case of fire, failure of the extinguisher to function could result in injury and/or property damage. Correction: Owners will be provided with instructions on how to inspect the fire extinguisher to see if it is recalled. Replacement fire extinguishers will be supplied by Kidde directly. Note: For more information about recalled fire extinguishers, please visit <a href="https://inmarmarketaction.com/kidde/Kidde284CA/">www.kidde.com</a>.

• Brakes#2017583November 28, 2017

  41,763 units affected

  On certain vehicles with air brakes, after several hard brake applications, the brake light pressure switch may not activate the brake lights with a light application of the brake pedal. If the brake lights do not illuminate, following road users would be unaware of the intent of the driver to slow the vehicle, which could increase the risk of a crash causing injury and/or damage to property. Correction: Daimler Trucks North America authorized service facilities will repair the brake light pressure switch.

• Steering#2017488October 10, 2017

  11 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: Daimler Trucks North America authorized service facilities will inspect the torque of the castellated nuts on the tie rod, and replace the tie rod stud and knuckle as necessary.

• Suspension#2017407August 24, 2017

  23 units affected

  On certain vehicles, the front axle weight limit may be greater than the front spring capacities. If the axle load exceeds the maximum weight capacity of the springs, the springs could fatigue and potentially lead to the front axle separating from the vehicle. This would result in a loss of vehicle control, and increase the risk of a crash causing injury and/or damage to property. Correction: Daimler Trucks North America authorized service facilities will replace the front axle springs.

• Fuel System#2017358July 18, 2017

  38 units affected

  On certain vehicles equipped with Cummins ISX 15 engines and certain fuel pumps, the drive gear on the fuel pump may spin loose on the drive shaft. This could result in a loss of pumping function, which could result in an engine stall without warning and not being able to be restarted, which could increase the risk of a crash causing injury and/or damage to property. Correction: Cummins-authorized dealers will replace the fuel pump.

• Brakes#2017130March 10, 2017

  199 units affected

  On certain vehicles outfitted with triple compartment aluminium air tanks, the end caps of the tanks may have received incomplete welds during manufacturing. If a weld were to separate on the tanks, it would result in a rapid loss of air pressure, which could cause reduced brake performance, or unexpected application of the parking brakes, increasing the risk of a crash causing injury and/or damage to property. Correction: Dealers will replace the affected tanks with triple compartment steel air tanks.

• Seats And Restraints#2016483October 4, 2016

  1,877 units affected

  On certain vehicles equipped with a Stratosphere sleeper cab, a seat belt mount failed during testing due to an incorrect diameter hole on the seat belt anchor plate. If this condition is present, the seat belt may not properly restrain the occupant in the event of a crash, which could increase the risk of injury. Correction: Dealers will reinforce the seat belt anchor plate.

• Engine#2016285June 6, 2016

  9 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 without warning 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.

• Powertrain#2015603December 18, 2015

  6 units affected

  On certain trucks equipped with Marmon-Herrington driven front axles, flange yoke fasteners were not tightened to specification. This could allow the driveshaft to become disconnected from the axle, potentially resulting in injury and/or damage to property. Correction: Dealers will inspect bolts and tighten or replace as necessary.

• Engine#2015484October 16, 2015

  15 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.

• Visual System#2015251June 5, 2015

  219 units affected

  Certain vehicles may not comply with Canada Motor Vehicle Safety Standard (CMVSS 101) – Location and Identification of Controls and Displays. These vehicles may have been manufactured with an odometer displaying imperial measurements instead of metric. Correction: Dealers will install a new speedometer with a metric odometer and the correct software.

• Accessories#2015133March 25, 2015

  1,403 units affected

  On certain vehicles, the handheld Kidde plastic valve disposable fire extinguisher may not function as designed. In certain instances, the extinguisher may fail to fully discharge when the lever is pressed multiple times. In case of fire, failure of the extinguisher to function could result in injury and/or property damage. Correction: A replacement extinguisher will be provided by dealers or Kidde directly.

• Brakes#2014548December 3, 2014

  714 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.

• Seats And Restraints#2013427November 27, 2013

  2,888 units affected

  On certain trucks, the seat belts may not comply with Canada Motor Vehicle Safety Standard 209 - Seat Belt Assemblies. Due to a defect in manufacturing, the seat belt buckle may not release as required by the standard. This could hinder egress from the vehicle in an emergency, increasing the risk of injury. Correction: Dealers will inspect and, if necessary, replace affected seatbelt buckles.

• Seats And Restraints#2013300September 4, 2013

  1,829 units affected

  On certain trucks, a misaligned B-pillar reinforcement could affect seatbelt D-ring anchor performance. Failure of the seatbelt D-ring anchorage to restrain the seat occupant would increase the risk of personal injury during a crash. Correction: Dealers will reinforce the seatbelt D-ring anchor.

• Wheels#2012357October 19, 2012

  On certain vehicles, the wheel rims may have been manufactured incorrectly and could fail. A wheel separating from the vehicle could cause a loss of control and a crash. In addition, the errant wheel assembly could strike a vehicle, stationary object, or a bystander. These issues could result in property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, replace the wheel rims. Note: Further evaluation revealed that no Canadian vehicles are involved.

• Steering#2012193June 29, 2012

  44 units affected

  On certain trucks, the front axle knuckles may have been manufactured incorrectly, which could lead to shorter than expected bearing and knuckle life. In some instances, this could result in separation of the wheel from the axle. A wheel separating from the vehicle could cause a loss of control and a crash. In addition, the errant wheel assembly could strike a vehicle, stationary object or a bystander. These issues could result in property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, replace the front axle knuckles.

• Electrical#2012168May 22, 2012

  23 units affected

  On certain vehicles, the forward cab crossmember may pinch power cables for the cab-mounted battery disconnect switch during cab articulation. This could cause an electrical short which could result in a vehicle fire causing property damage, personal injury or death. Correction: Dealers will relocate the power cables.

• Seats And Restraints#2012113March 30, 2012

  248 units affected

  On certain vehicles, the driver's seat base may not have been manufactured correctly and could fail. This could allow the seat to lower unexpectedly. Should this occur while the vehicle is in motion, it could result in a crash causing property damage and/or personal injury. Correction: Dealers will replace the driver's seat base.

• Fuel System#2012080February 27, 2012

  11,923 units affected

  On certain trucks equipped with a Detroit Diesel DD13, DD15 or DD16 engine, the support system for the high pressure fuel line (between the fuel pump and the fuel delivery rail) may be damaged during a service repair procedure. Incorrect torque applied to the dampener "P" clip fasteners may damage the fasteners, which could allow the clips to loosen. This could result in a cracked fuel line and a diesel fuel leak. Diesel fuel leakage may ignite on a hot engine surface and cause a fire. As well, diesel fuel spilt on the roadway could endanger other road users by making the roadway unexpectedly slippery. These issues could result in property damage and/or personal injury. Correction: Dealers will replace the high pressure fuel line and install a more robust fuel line support system.

• Engine#2011439December 22, 2011

  50 units affected

  On certain emergency vehicles, the engine shutdown system (normally provided to protect the engine in case of malfunction) may not have been disabled during vehicle assembly. Unexpected emergency vehicle engine shutdown, under certain conditions, could hamper rescue operations and place the public at risk. Correction: Authorized service facilities will disable the engine shutdown system.

• Other#2011411November 21, 2011

  1,412 units affected

  On certain vehicles equipped with an MBE4000 (EPA07) engine, the intake air grid heater may short circuit and fail. This could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will install an additional external relay to prevent battery connection to the grid heater when the vehicle is not running and when grid heater control signal is absent.

• Suspension#2011407November 17, 2011

  1 units affected

  On certain trucks, the drive axle tower bracket may not have been welded correctly during the manufacturing process. This could allow the bracket to detach from the axle, which could result in a loss of vehicle control and a crash causing property damage and/or personal injury. Correction: Authorized service facilities will inspect and, if necessary, repair weld the axle assembly.

• Electrical#2011236June 22, 2011

  5,924 units affected

  On certain trucks equipped with a DD15 or DD16 engine, the bolt attaching a rubber isolator to a support bracket may become loose, back out, and contact the starter cable. This could cause an electrical short, which could result in a fire causing property damage and/or personal injury. Correction: Dealers will install a new bolt and isolator, and apply thread-locking fluid to the fastener.

• Brakes#2011196May 13, 2011

  72 units affected

  On certain vehicles, the supply and delivery air lines for the foot valve may contact the engine air intake and suffer chafe damage. Rapid air loss from the supply line would allow spring brake application, causing immediate brake lock-up. Air leakage from one of the two delivery air lines would result in partial loss of brake function, which could increase stopping distance. These issues could result in a crash causing property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, reroute the air lines at the foot valve.

• Powertrain#2011172April 27, 2011

  81 units affected

  On certain trucks, the driveshaft may not have been welded correctly during the manufacturing process. This could allow the driveshaft to fracture along the length of the tube seam weld when torque is applied. The fractured tube can twist or sever, which could result in additional damage to the driveline, the vehicle to which it is attached, and any additional nearby components. Should the brake air lines become damaged, it could allow spring brake application, causing immediate brake lock-up. If this occurs while the vehicle is in motion, it could result in a crash. Also, failure of the driveshaft would result in lost vehicle propulsion which, in conjunction with traffic and road conditions, and the driver's reactions, could increase the risk of a crash. Either condition could result in property damage and/or personal injury. Correction: Dealers will replace the driveshaft assembly.

• Brakes#2011163April 20, 2011

  297 units affected

  On certain vehicles, the slack adjuster housings may have been manufactured incorrectly, which could allow the housings to fracture and fail. As a result, the wheel brake to which the slack adjuster is attached would no longer function, which could increase vehicle stopping distances. Should a steer axle slack adjuster fail, it could also cause the vehicle to pull to one side during braking. Either problem could result in a crash causing property damage and/or personal injury. Correction: Dealers will inspect and, if necessary, replace the slack adjusters.

• Engine#2011141March 29, 2011

  91 units affected

  On certain trucks equipped with a Caterpillar C15 diesel engine, the Diesel Particulate Filter (DPF) combustion tube may fail. This could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will replace the DPF combustion tube.

• Electrical#2011076February 21, 2011

  10 units affected

  On certain vehicles, the alternator cables may be routed in a way that allows contact with an engine heat shield, which could result in cable insulation damage. A positive alternator cable (with damaged insulation) which contacts a grounded component would cause an electrical short circuit. This could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will inspect and, if necessary replace the alternator cables. In addition, the cable routing and securing will be modified to ensure sufficient clearance to the heat shield.

• Label#2010390November 4, 2010

  1,280 units affected

  On certain vehicles, the recommended cold tire inflation information, as required by the Technical Standards Document No. 120S5.3.1, was inadvertently omitted during vehicle assembly. Missing recommended cold tire inflation information may lead to incorrect tire pressures, potentially resulting in tire failure. Correction: Dealers will replace the incorrect labels.

• Other#2010251July 26, 2010

  2,318 units affected

  On certain vehicles equipped with an MBE900 (EPA04 and EPA07) engine, the intake air grid heater may short circuit and fail. This could result in a vehicle fire causing property damage and/or personal injury. Correction: Dealers will install an additional external relay to prevent battery connection to the grid heater when the vehicle is not running and when grid heater control signal is absent.

• Fuel System#2010250July 26, 2010

  1,008 units affected

  On certain vehicles equipped with a DD13 and DD15 engines, over time, the barrel of the Bosch high pressure fuel pump element may develop a crack due to hydrogen induced stress corrosion, which could result in a diesel fuel leak. Diesel fuel spilt on the roadway could endanger other road users by making the roadway unexpectedly slippery. Correction: Dealers will replace the high pressure fuel pump element with a more robust version.

• Steering#2010201June 14, 2010

  608 units affected

  On certain twin-steer 4900SA vehicles, the spacer used to connect the aft steer axle idler arm to the frame rail may develop cracks and eventually break under severe steering conditions. This would allow the idler arm to separate from the frame rail, resulting in diminished steering control, which could lead to a crash causing property damage, personal injury or death. Correction: Dealers will replace the tubular shaped spacer bracket with a solid spacer block.

• Fuel System#2010144May 3, 2010

  3,194 units affected

  On certain vehicles, should the fuel filter become restricted, the low pressure fuel flange may develop a crack resulting in a fuel leak. Fuel leakage, in the presence of an ignition source, could result in a fire causing property damage, personal injury or death. Correction: Dealers will replace the low pressure fuel flange with a more robust component.

• Engine#2009294October 14, 2009

  1,802 units affected

  On certain vehicles, the engine grid heater may fail, which could result in a vehicle fire causing property damage, personal injury or death. Correction: Dealers will reprogram the engine control logic to provide cold weather starting without the need of a grid heater. Wiring to the grid heater will be removed.

• Fuel System#2009287October 5, 2009

  3,080 units affected

  On certain trucks, the plastic low-pressure fuel line may fatigue crack and leak. Diesel fuel leakage may ignite on a hot engine surface and cause a fire, which could result in property damage, personal injury or death. As well, diesel fuel spilt on the roadway could endanger other road users. Correction: Dealers will replace the plastic low-pressure fuel line with a steel low-pressure line.

• Engine#2009270September 22, 2009

  5,647 units affected

  On certain vehicles equipped with a Caterpillar C15 engine, the Variable Valve Actuation (VVA) oil line may wear against the P-clip retaining the oil line. An oil leak could result in a vehicle fire causing property damage and/or personal injury. Correction: Caterpillar dealers will replace the VVA oil line with an updated version.

• Electrical#2009169June 4, 2009

  70 units affected

  On certain vehicles, the forward cab crossmember may pinch power cables for the cab-mounted battery disconnect switch during cab articulation. This could cause an electrical short which could result in a vehicle fire causing property damage, personal injury or death. Correction: Dealers will relocate the power cables.

Canadian data updated August 24, 2026