NHTSA Campaign Id 75V118000; Date: Jun. 23, 1975
1967 Mack DM; 1968 Mack DM; 1969 Mack DM; 1970 Mack DM; 1971 Mack DM; 1972 Mack DM; 1973 Mack DM; 1967 Mack F; 1968 Mack F; 1969 Mack F; 1970 Mack F; 1971 Mack F; 1972 Mack F; 1973 Mack F; 1967 Mack MB; 1968 Mack MB; 1969 Mack MB; 1970 Mack MB; 1971 Mack MB; 1972 Mack MB; 1973 Mack MB; 1967 Mack R; 1968 Mack R; 1969 Mack R; 1970 Mack R; 1971 Mack R; 1972 Mack R; 1973 Mack R; 1967 Mack U; 1968 Mack U; 1969 Mack U; 1970 Mack U; 1971 Mack U; 1972 Mack U; 1973 Mack U
Component: Suspension:multiple Axle
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 414
Mack trucks campaign no sc060. Trucks mfg'd 1967 thru Jan. 31, 1973. Possibility that the suspension trunnion brackets may develop cracks. If suchcondition exists and cracks are not detected, continued operation couldultimately lead to trunnion tube separation from the trunnion and permit axleassembly dislocation. Failure of the trunnion bracket could result in loss ofvehicle control without warning to the driver. (correct by inspecting andreplacing brackets where necessary).
Date Owners notified by Manufacturer: Nov 11, 1975
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