1988 MACK DMM SERIES

5 recalls — 0 complaints

89V033000 Mar 3, 1989
SUSPENSION:REAR:SPRINGS
DOWELS MAY HAVE BEEN OMITTED DURING SPRING CAP INSTALLATION; THIS WOULD PUT SHEAR LOAD ON THE FOUR (4) SPRING CAP BOLTS.
Remedy: INSTALL THE MISSING DOWELS TO PREVENT MOVEMENT BETWEEN THE SPRING CAP AND AXLE HOUSING.
152 vehicles affected
89V032000 Mar 3, 1989
STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
AN INCORRECT HIGH PRESSURE POWER STEERING HOSE MAY HAVE BEEN INSTALLED.
Remedy: REPLACE INCORRECT POWER STEERING HOSES.
3,127 vehicles affected
88V161000 Oct 18, 1988
ENGINE AND ENGINE COOLING:ENGINE
CERTAIN ENGINE SUPPORT CASTINGS WERE PRODUCED WITH FAULTY METALLURGY AND COULD FAIL.
Remedy: REPLACE REAR ENGINE SUPPORTS AS NECESSARY.
408 vehicles affected
88V125000 Jul 27, 1988
STEERING:LINKAGES
SOME OF THE NUTS/BOLTS USED TO FASTEN THE STEERING PITMAN ARM MAY LOOSEN.
Remedy: RETORQUE NUTS/BOLTS WHERE NECESSARY.
6,400 vehicles affected
88V085000 May 23, 1988
POWER TRAIN:DRIVELINE:CENTER SUPPORT BEARING
CLAMP PLATES USED BETWEEN THE DRIVE SHAFT AND CARRIER YOKES MAY CRACK AND COULD BREAK DUE TO IMPROPER HEAT TREATMENT.
Remedy: INSTALL NEW CLAMPING PLATES AND CAPSCREWS IN ALL LOCATIONS AS NEEDED.
203 vehicles affected

No complaints found for this vehicle.