NHTSA Recall 73V102000

Filed by Mack Trucks, Inc.. Component: Service Brakes, Air. Reported 1973-05-04. An estimated 2,481 vehicles are affected. Recall repairs are free at any authorized dealer.

Defect

EQUIPPED WITH ANCHORLOK SPRING BRAKE CHAMBERS.MANF'D JAN.1971 THRU MARCH1973.TRUCKS.POSSIBILITY THAT THE CLAMP RINGBOLTS ON THE ANCHORLOK SPRINGBRAKE CHAMBER WERE INCORRECTLY POSITIONED AT TIME OF INSTALLATION.IN THISPOSITION THE END OF THE BOLT MAY CONTACT REAR AXLE HOUSING DURING BRAKEACTUATION.DUE TO BRACKET DEFLECTION, THE CLAMP RING OR BOLT MAY FAILPERMITTING THE SPRING BRAKE SECTION TO SEPARATE FROM THE SERVICE CHAMBER.(CORRECT BY INSPECTING AND REPOSITIONING CLAMP AND BOLTS).

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Vehicles covered by this recall