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Mack Ms300 Recalls

3 Transport Canada safety recalls for the Mack Ms300, model years 1980–1985. Tap any recall for the hazard, affected models, and corrective action.

Mack Ms300 — 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 Ms250, Mack Midliner

Mack Ms300 — 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 Midliner

Mack Ms300 — Not Entered High risk

Jul 13, 1981 Model years: 1980, 1981

HOLES DRILLED IN TRANSMISSION AND REAR AXLE DRIVE LINE YOKES TO BALANCE THEM COULD LEAD TO FAILURE OF THE YOKE WHILE VEHICLE IS BEING DRIVEN WITHOUT ANY WARNING TO DRIVER. THIS SIT

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