Mack Midliner Recalls

9 Transport Canada safety recalls for the Mack Midliner, model years 1980–1990. Tap any recall for the hazard, affected models, and corrective action.

Mack Midliner — Steering High risk

Aug 2, 1990 Model years: 1988, 1989, 1990

NOTE: VEHICLES EQUIPPED WITH SHEPPARD M80 POWER STEERING GEAR. THE CAPSCREWS ATTACHING THE STEERING GEAR TO THE STEERING BRACKET MAY COME LOOSE. THIS COULD RESULT IN SEPARATION OF

Mack Midliner — Steering High risk

Aug 2, 1990 Model years: 1989, 1990

NOTE: VEHICLES EQUIPPED WITH SHEPPARD 292 S6 POWER STEERING GEAR. THE CAPSCREWS ATTACHING THE STEERING GEAR TO THE STEERING BRACKET MAY COME LOOSE. THIS COULD RESULT IN A SEPARATIO

Mack Midliner — Seats And Restraints High risk

Jun 22, 1990 Model years: 1986, 1987, 1988, 1989, 1990

THESE VEHICLES DO NOT COMPLY WITH C.M.V.S.S. 209 - SEAT BELT ASSEMBLIES. SEAT BELTS ARE OF INSUFFICIENT LENGTH TO ACCOMODATE A 95TH PERCENTILE MALE. CORRECTION: SHORT SEAT BELT CON

Mack Midliner — Brakes High risk

Apr 6, 1989 Model years: 1987, 1988

VEHICLES DO NOT COMPLY WITH C.M.V.S.S.121-AIR BRAKE SYSTEMS. AIR BRAKE RESERVOIRS HAVE INSUFFICIENT CAPACITY. CORRECTION: ADDITIONAL AIR BRAKE CAPACITY WILL BE ADDED.

Mack Midliner — Seats And Restraints High risk

Sep 19, 1988 Model years: 1987, 1988

DUE TO A MANUFACTURING DEFECT, THE AM-SAFE SEAT BELTS ON THESE VEHICLES WILL NOT ENGAGE PROPERLY. AN IMPROPERLY ENGAGED SEAT BELT WOULD NOT ADEQUATELY RESTRAIN THE DRIVER OR PASSEN

Also affects: Mack C.O.E., Mack Conventional

Mack Midliner — Steering High risk

Aug 5, 1988 Model years: 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 POWE

Mack Midliner — Powertrain High risk

Dec 29, 1987 Model years: 1986, 1987

SOME OF THE BOLTS USED TO FASTEN THE DRIVESHAFT ON THE REAR AXLE FLANGE MAY LOOSEN POSSIBLY CAUSING THE DRIVESHAFT TO BREAK AWAY. THIS FAILURE COULD RESULT IN LOSS OF CONTROL AND A

Mack Midliner — Brakes High risk

Dec 4, 1985 Model years: 1984, 1985

THE AXLE MOUNTED SUPPORT BRACKET FOR THE QUICK RELEASE VALVES MAY CRACK RESULTING IN THE VALVES BEING SUPPORTED ONLY BY STEEL AIR LINES. THIS COULD CAUSE FATIGUE FAILURE OF THE STE

Also affects: Mack Ms300, Mack Ms250

Mack Midliner — Not Entered High risk

Sep 28, 1983 Model years: 1980, 1981

THE TRANSMISSION OUTPUT YOKE MKAY FAIL DUE TO THE COUNTERBORE BEING MACHINED OVERSIZE BY 10 M.M. FAILURE WOULD MOST LIKELY OCCUR UNDER HEAVY THROTTLE AT FULL TORQUE AS IN AN INITIA

Also affects: Mack Ms300

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