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Mack Fs Recalls

6 Transport Canada safety recalls for the Mack Fs, model years 1967–1977. Tap any recall for the hazard, affected models, and corrective action.

Mack Fs — Not Entered High risk

Feb 16, 1978 Model years: 1972, 1973

TRUCKS EQUIPPED WITH ROCKWELL INTERNATIONAL FF921 FRONT AXLES AND CAST ALUMINUM WHEEL HUBS. THERE IS A POSSIBILITY OF CRACKING IN THE AREA OF THE WHEEL MOUNMTING FLANGE AND/OR INNE

Also affects: Mack Fl, Mack Rl, Mack Rs

Mack Fs — Not Entered High risk

Dec 2, 1977 Model years: 1967

VEHICLES EQUIPPED WITH FE970 FRONT AXLES AND WHEEL DISCS AND ROCKWELL INTERNATIONAL MALLEABLE STEEL FRONT AXLE WHEEL HUBS. A DESIGN DEFICIENCY EXISTS IN THE ROCKWELL MALLEABLE IRON

Also affects: Mack Fl, Mack R, Mack Rl, Mack Rs

Mack Fs — Not Entered High risk

Oct 27, 1977 Model years: 1972, 1973, 1974, 1975, 1976, 1977

TRUCKS EQUIPPED WITH MACK 6 CYLINDER ENGINES AND FLEXIBLE BLADE ENGINE COOLING FANS. THE FLEXIBLE BLADE FANS MAY DEVELOP FATIGUE CRACKS IN THE LAMINATED STIFFENER. CONTINUED ENGINE

Also affects: Mack Rl, Mack R, Mack Rm, Mack Hmm, Mack Dmm

Mack Fs — Not Entered High risk

Apr 14, 1976 Model years: 1973, 1974, 1975

VEHICLES EQUIPPED WITH ROCKWELL INTERNATIONAL FRONT AXLE FORGED ALUMINUM HUBS. THE SUSPECT ROCKWELL HUBS (PART NUMBER 333-Y-2209X) CONTAIN A DESIGN DEFICIENCY IN THE AREA OF THE WH

Also affects: Mack Fl, Mack Rl, Mack Rs, Mack Wl, Mack Ws

Mack Fs — Not Entered High risk

May 6, 1975 Model years: 1973, 1974, 1975

THE ROAD LAMP CIRCUIT WAS WIRED PARALLEL WITH THE HEADLAMPS. THIS COULD CAUSE MEMENTARY LOSS OF FORWARD ILLUMINATION, AS A RESULT OF COMBINED ELECTRICAL CIRCUIT OVERLOAD.

Also affects: Mack Rl, Mack Rs

Mack Fs — Not Entered High risk

Apr 22, 1975 Model years: 1974

VEHICLES EQUIPPED WITH SW56, 57 AND 76 SERIES BOGIES. INTERFERENCE BETWEEN INSIDE PORTION OF WHEEL AND OUTER EDGE OF BRAKE DRUM, RESULTING IN WHEEL NUT CLEARING THE RIM, ALLOWING R

Also affects: Mack Fl, Mack Rl, Mack Rs, Mack Wl, Mack Ws

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