Mack MIDLINER

Published

1988-08-05

Model years

1988–1988

THE POWER STEERING PUMP MAY HAVE A RIDGE INSIDE THE ALUMINUM HOUSING. THE RIDGE MAY DETACH AND BECOME WEDGED IN THE RELIEF VALVE, KEEPING IT OPEN. THIS WOULD RESULT IN LOSS OF POWER ASSISTANCE WITHOUT WARNING. CORRECTION: THE POWER STEERING PUMP WILL BE REPLACED.