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NHTSA Campaign 77V205000

SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET

Issued by MACK TRUCKS, INCORPORATED · Reported Nov 21, 1977 · 7,400 vehicles affected

What's wrong

A DEFICIENCY EXISTS IN THE WELDS SECURING THE REAR SPRING INSULATOR BRACKET TO THE AXLE HOUSING. THIS IS DUE TO IMPROPER POSITIONING OF THE WELD, IN RELATIONSHIP TO THE BRACKET AND AXLE HOUSING. FAILURE OF THE WELDS WOULD CAUSE SEPARATION OF THE SPRING INSULATOR BRACKET AND THE AXLE HOUSING, RESULTING IN IMPROPER ALIGNMENT OF THE AFFECTED AXLE.

Remedy

DEALER WILL REWELD THE INSULATOR SPRING BRACKET AT NO COST TO OWNER.

Vehicles affected by this recall

Make Model Year Units
MACK DM 1977 7,400
MACK F 1977 7,400
MACK HMM 1977 7,400
MACK MB 1977 7,400
MACK R 1977 7,400
MACK RD 1977 7,400
MACK RL 1977 7,400
MACK RM 1977 7,400
MACK RS 1977 7,400
MACK U 1977 7,400
MACK WL 1977 7,400
MACK WS 1977 7,400

Source: NHTSA Campaign 77V205000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.