1975 MACK DM400 Recall

Campaign:: 76V177000 on 10/11/1979
Component:: Steering:linkages
Affected:: 739
Notes:: Mack truck campaign no sco80.trucks equipped with fa616, 617, 618 or 619narrow-pivot center front axles.possibility the steering gear lever wasinstalled one tooth "out of time" with relation to steering gear sector shaftmarkings.this condition does not create a safety hazard except if removal ofsteering gear for repair and timing is aligned to manufacturer's specificationwhen reinstalled.if this occurs, an interference could exist between draglink and steering arm on steering knuckle resulting in possible completefailure of drag link with complete loss of steering without prior warning todriver.(correct by inspecting and repositioning drag link clamp and relocatesteering arm to align the timing marks).heavy truck.