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 Peterbilt 579 in Canada.
On certain electric trucks, the contactors for the high-voltage power system could open. If this happens, there could be a sudden loss of power to the wheels.
A loss of power to the wheels could increase the risk of a crash.
PACCAR will notify owners by mail and advise you to take your truck to a dealership to update the vehicle software and replace a wiring harness.
On certain trucks, the wiring in the right-hand shift stalk may not be properly connected. As a result, you may not be able to shift the transmission back into gear after coming to a stop.
A loss of power to the wheels could increase the risk of a crash.
PACCAR will notify owners by mail and advise you to take your truck to a dealership to inspect and, if necessary, replace the right-hand shift stalk assembly.
On certain trucks that have the air tank mounted behind the fuel tank, the U-bolts that attach the air tank to the side of the frame may be too long. As a result, a bolt could damage the fuel tank and create a fuel leak.
A fuel leak can create the risk of a fire.
PACCAR will notify owners by mail and advise you to take your truck to a dealership to inspect the clearance of the U-bolts that attach the air tank to the side of the frame. If the bolts are too long, the dealer will cut off the excess length. If the fuel tank has damage from contacting a bolt, it will be replaced.
On certain trucks, the Hill Start Assist valve assembly could be damaged by contact with the rear axle. If this happens, there could be reduced braking or a loss of rear brakes.
Reduced braking or a loss of rear brakes can cause extended stopping distances and increase the risk of a crash.
PACCAR will notify owners by mail and instruct you to take your truck to a dealer to inspect the clearance between the Hill Start Assist valve assembly and the rear axle. The dealer will rework the assembly if more clearance is needed.
On certain trucks, the driver may be able to turn off the daytime running lamps (DRLs) while driving. Canadian regulations require that DRLs must stay on while driving, unless the headlamps or fog lamps are switched on.
Driving without daytime running lights could make the vehicle less visible to others and increase the risk of a crash.
PACCAR will notify owners by mail and instruct you to take your truck to a dealer to update the vehicle software.
On certain vehicles, the cap screws that attach the flywheel to the crankshaft may not have been properly tightened. As a result, the flywheel could detach. If this happens, there could be a loss of power to the wheels and parts could be ejected from the engine compartment.
A loss of power to the wheels could increase the risk of a crash. Parts that are ejected from the engine compartment could create a risk of injury.
Cummins will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to tighten the flywheel cap screws. Cummins will repair damaged components, as necessary.
Official Transport Canada safety campaigns, Canadian motor vehicle safety compliance standards and live VIN specifications.
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