Mack Recall 77V205000: Suspension, Rear, Springs, Leaf Spring Assembly, Hanger/bracket

NHTSA recall 77V205000 · announced November 21, 1977 · filed by Mack Trucks, Incorporated · 7,400 units affected

The problem

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.

What to do

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

Official NHTSA recall notice →

Notes

VEHICLE DESCRIPTION: HEAVY TRUCKS.SYSTEM: SUSPENSION; TANDEM AXLE.CONSEQUENCES OF DEFECT: THIS CONDITION COULD CAUSE A LOSS OF VEHICLE CONTROLAND A VEHICLE ACCIDENT.

Vehicles covered by this recall

• 1977 Mack Dm
• 1977 Mack F
• 1977 Mack Hmm
• 1977 Mack Mb
• 1977 Mack R
• 1977 Mack Rd
• 1977 Mack Rl
• 1977 Mack Rm
• 1977 Mack Rs
• 1977 Mack U
• 1977 Mack Wl
• 1977 Mack Ws

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.