White GMC Wca Problems by year

Vehicle description: class 8 heavy duty trucks. The air suspension control valve supply line was not plumbed through an air pressure protection valve. In the event of a failure, there would be loss of air pressure in the 'b' system air reservoir that...

The traction solenoid exhaust can be obstructed due to inadequate drainage and a build-up of road contamination between the mounting bracket and the solenoid housing. The obstructed exhaust prevents the relay valve control air pressure from venting after a...

The rear suspension axle retention plate can break under normal use, affecting axle alignment.

During assembly, the tie rod end nuts were not properly torqued. Extremely low torque can allow movement between the ball stud and the tie rod arm causing damage.

Air system blockage in the air dryer occurs degrading the moisture removing capabilities of the dryer when the vehicle is operated in a cold environment and moisture accumulates and freezes in the air dryer or in the line between the dryer and the air system...

The brackets that attach the steering column assembly to the cab structure cracks at the "v" notch in the bracket.

The pinch bolt used to retain the pitman arm to the steering gear may not meet the heat treat specification for a grade 8 fastener and may strip before proper torque is achieved.

The bendix mv-2 parking control valve installed in vehicles without a desiccant style air dryer may experience a seal failure. This failure may allow the valve to move from the park position to the release position, allowing the parking brakes to release.

Grounding of the ac power source may be defective (or there may be no electrical grounding at the ac power source).

Axle seat used on rear axle may be too hard (brittle) and could crack.