Safety defect investigations, technical specifications, and manufacturer repair notices for Canadian owners.
Enter a VIN to identify your vehicle and find Canadian recall notices that may apply to its make, model and year. Confirm VIN-specific eligibility and repair status with the manufacturer.
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Safety recall notices and repair campaigns registered for the 2021 Western Star 4700 in Canada.
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.
A tire failure could cause a loss of control and increase the risk of a crash.
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.
On certain trucks, the fuel tubes between the fuel rail and the injectors may crack and create a fuel leak. Note: This recall only affects trucks equipped with a Cummins X12 diesel engines.
A fuel leak can create the risk of a fire.
Cummins will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to replace the fuel tubes for cylinders 4, 5 and 6 and install vibration isolators.
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.
A tire failure could cause a loss of control and increase the risk of a crash.
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.
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.
A loss of steering control could create the risk of a crash.
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.
On certain vehicles, the fuel rail assembly could develop a leak. Note: This recall only affects vehicles equipped with a Cummins L9 or ISX12 diesel engine.
A fuel leak can create the risk of a fire.
Cummins will notify owners by mail and instruct you to take your vehicle to a Cummins authorized service center to inspect the fuel rail. If damage is found, the fuel rail and fuel lines will be replaced. If no damage is found, the fuel rail will be reassembled with new crush washers using a special tool.
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.
A loss of steering control could create the risk of a crash.
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.
On certain trucks, an undersized wire in the ground circuit harness could overheat and melt a connector. If this happens, the engine may stall and you may not be able to restart it.
A loss of engine power could increase the risk of a crash.
Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to an authorized DTNA Service Facility to replace the ground wire harness.
On a small number of trucks equipped with air disc brakes and a certain steering arm configuration, a single brake caliper mounting bolt on the left side of the steering axle may not be properly tightened.
Reduced braking could cause an increase in stopping distance and create the risk of a crash.
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 and replace the brake caliper bolts, as necessary.
On certain trucks, the spindle nut snap ring on the left side of the steer axle may not be installed correctly or may be missing. As a result, the tire and wheel assembly could separate from the truck.
A wheel separation could cause a loss of control and increase the risk of a crash. A wheel that separates could also hit another person or vehicle.
Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility for an inspection. The snap ring will be reinstalled or replaced, as necessary.
On certain trucks, an undersized wire in the ground circuit harness could overheat and melt a connector. If this happens, the engine may stall and you may not be able to restart it.
A loss of engine power could increase the risk of a crash.
Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to an authorized DTNA Service Facility to replace the ground wire harness.
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