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Mack Truck Recalls

14 Transport Canada safety recalls for the Mack Truck, model years 1975–1993. Tap any recall for the hazard, affected models, and corrective action.

Mack Truck — Engine High risk

Mar 15, 1994 Model years: 1987, 1988, 1989, 1990, 1991, 1992

NOTE: VEHICLES EQUIPPED WITH ROBERT BOSCH P7100 MECHANICALLY GOVERNED FUEL PUMPS. HIGH ENGINE VIBRATION LEVELS COULD RESULT IN ACCELERATED WEAR OF THE SECONDARY THROTTLE RETURN MEC

Mack Truck — Brakes High risk

Apr 15, 1993 Model years: 1992, 1993

NOTE: CLASS 8 TRUCKS EQUIPPED WITH CARLISLE MM NAB9ML BRAKE LININGS. THESE VEHICLES DO NOT COMPLY WITH THE FADE REQUIREMENTS OF C.M.V.S.S. 121 - AIR BRAKE SYSTEMS. CORRECTION: BRAK

Mack Truck — Steering High risk

Mar 16, 1993 Model years: 1987, 1988

THE SPICER CROSS STEERING ARMS ON THESE VEHICLES MAY FRACTURE DUE TO TEMPER EMBRITTLEMENT. THIS COULD RESULT IN LOSS OF STEERING CONTROL AND A VEHICLE CRASH WITHOUT PRIOR WARNING.

Mack Truck — Emissions High risk

May 13, 1992 Model years: 1991

NOTE: THESE VEHICLES EQUIPPED WITH E7 MECHANICALLY GOVERNED ENGINES. VEHICLES MAY NOT COMPLY WITH C.M.V.S.S 1103 - EXHAUST EMISSIONS. INJECTION PUMP LDA SHAFT RETAINING SCREW NOT P

Mack Truck — Emissions High risk

May 8, 1992 Model years: 1992

VEHICLES EQUIPPED WITH E7 ENGINES MAY NOT COMPLY WITH C.M.V.S.S. 1103 - EXHAUST EMISSIONS. - SOFT TIMING ADJUSTMENT SCREW WASHERS MAY DEFORM AND CAUSE THE INJECTION TIMING TO SLIP

Mack Truck — Powertrain High risk

Apr 3, 1992 Model years: 1991

THE INTERAXLE U-JOINTS ON THESE VEHICLES MAY EXPERIENCE EXCESSIVE WEAR RESULTING IN PROGRESSIVE DAMAGE TO THE INTERAXLE DRIVELINE AND POSSIBLE SEPARATION OF THE INTERAXLE DRIVELINE

Mack Truck — Emissions High risk

Feb 25, 1991 Model years: 1990

THESE VEHICLES DO NOT COMPLY WITH C.M.V.S.S. 1103 - EXHAUST EMISSIONS. INCORRECT PUFF LIMITER REVERSING RELAY. CORRECTION: RELAY WILL BE REPLACED.

Mack Truck — Steering High risk

Dec 18, 1990 Model years: 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988

THE ROCKWELL STEERING ARMS ON THESE VEHICLES MAY CRACK UNDER CERTAIN CONDITIONS AND, AFTER FURTHER USE, THE CRACK MAY PROPOGATE AND EVENTUALLY CAUSE THE STEERING ARM TO BREAK. THIS

Mack Truck — Suspension High risk

Jan 29, 1990 Model years: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987

NOTE: THIS RECALL SUPERSEDES RECALL 8612 INITIATED IN JANUARY 1986. ON VEHICLES WITH ST34 OR ST38 SERIES REAR AXLES, THE SPRING EYE BOLTS ON THE TAPER LEAF SPRINGS MAY NOT HAVE BEE

Mack Truck — Structure High risk

Jul 14, 1987 Model years: 1985, 1986, 1987

ON VEHICLES WITH FABCO SDA-21 AXLE HOUSINGS, THE WELDS THAT ATTACH THE STEERABLE DRIVE MOUNTING FLANGE TO THE TUBULAR PORTION OF THE HOUSING, COULD BREAK, RESULTING IN THE SEPARATI

Mack Truck — Steering High risk

Mar 11, 1986 Model years: 1982, 1983, 1984, 1985

ON MODELS WITH FA536,FA537 OR FA538 SERIES FRONT STEERING AXLE,THE RACE OF THE STEERING KNUCKLE THRUST BEARING CAN BREAK DOWN AND EVENTUALLY SHATTER DUE TO EMBRITTLEMENT.THIS COULD

Mack Truck — Structure High risk

Jan 22, 1986 Model years: 1979, 1980, 1981, 1982, 1983, 1984, 1985

THE SPRING EYE BOLT ON THE TAPER LEAF SPRINGS MAY NOT HAVE BEEN TORQUED PROPERLY IN PRODUCTION AND COULD EVENTUALLY FAIL DUE TO THE LOOSE FIT WITHIN THE SPRING EYE BUSHING/HANGER B

Mack Truck — Not Entered High risk

Jan 15, 1986 Model years: 1985

AXLES MAY HAVE INCORRECT INNER WHEEL BEARINGS, WHICH, BECAUSE OF POOR FIT,COULD WEAR A GROOVE IN THE SPINDLE. THE AREA WHERE THE GROOVE MAY APPEAR IS A HIGH STRESS POINT ON THE SPI

Mack Truck — Not Entered High risk

Aug 25, 1978 Model years: 1978

THE AIR-O-MATIC POWER STEERING CYLINDER MOUNTING BRACKET MAY NOT HAVE ADEQUATE FATIGUE LIFE. A FAILURE WOULD CAUSE THE CYLINDER TO DROP OUT OF ITS NORMAL POSITION CAUSING A LOSS OF

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