Safety defect investigations, technical specifications, and manufacturer repair notices for Canadian owners.
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Safety recall notices and repair campaigns registered for the 2023 Freightliner Business Class M2 in Canada.
On certain trucks, the fasteners for the axle clamp(s) may not have been tightened properly. As a result, the clamps could loosen. If this happens, the axle could move and cause a loss of steering control. Note: This recall only affects certain trucks equipped with a TufTrac Gen 2 suspension.
A loss of steering control could create the risk of a crash.
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 tighten the axle clamp fasteners. The axle clamp castings will be replaced, as necessary.
On certain trucks, a software problem could cause the brake lights not to work when the brakes are automatically applied during emergency braking.
Brake lights that don't work could cause others not to recognize when a vehicle is braking. This could increase the risk of a crash.
Daimler Truck North America (DTNA) will notify owners by mail and advise you to take your truck to a DTNA authorized service facility to update the active brake assist (ABA) software.
On certain trucks, the inner flange of the steer axle wheels may crack. As a result, a piece of the flange could separate from the wheel. Note: This special warranty program only affects ULA18xxx wheels with a size of 22.5" x 8.25". UPDATE - When Daimler Truck North America (DTNA) notified Transport Canada about this problem, they believed that it may cause a rapid air loss of a tire. After further investigation, DTNA has determined that this problem would not result in a rapid air loss. Accordingly, this safety recall was withdrawn.
This problem does not pose a safety risk.
This is not a recall and will be addressed under a special warranty program offered by Alcoa, the wheel supplier. This notice is for information only and is not being conducted under the requirements of the Motor Vehicle Safety Act. If you notice any cracks on the inner flange of the steer axle wheels, you should contact Alcoa at 1-800-242-9898.
On certain buses, the driveshaft could break while driving and cause a sudden loss of power to the wheels. The driveshaft could also separate from the vehicle.
A loss of power to the wheels could increase the risk of a crash. Additionally, a driveshaft that separates from a vehicle could create a hazard for other road users and increase the risk of a crash.
Daimler Truck North America (DTNA) will notify owners by mail and advise you to take your bus to a DTNA authorized service facility to replace the driveshaft.
A small number of short-wheelbase trucks were equipped with wheels and tires that may not be suitable for the vehicle. As a result, the truck may not meet certain test requirements for electronic stability control (ESC) systems for heavy trucks.
A vehicle that under- or oversteers in certain driving situations could have an increased risk of a crash.
Daimler Truck North America (DTNA) will notify owners by mail. The corrective actions for this recall are under development.
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.
A loss of steering control could create the risk of a crash.
Daimler Truck North America (DTNA) will notify owners by mail. The corrective actions for this recall are under development.
On certain trucks, the tail lamps do not turn on when the daytime running lamps (DRLs) are on. Canadian regulations require that, if a vehicle has dash backlighting, the low beam headlamps and tail lamps must automatically switch on when it is dark or the tail lamps must stay on at all times.
Driving without tail lamps in low light conditions could make the truck less visible 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 update the parameters for the lighting system. For Western Star 4700 ZODIAC models, the service facility will replace or modify the wiring harness.
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, 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.
A sudden loss of engine power could increase the risk of a crash.
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.
On certain trucks, a bolt for the upper joint on the steering shaft may not have been installed correctly. As a result, the joint could disconnect and cause a loss of steering.
A loss of steering control could create 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 inspect the upper joint on the steering shaft, and if necessary, re-install the pinch bolt.
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