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MACK U SERIES Recalls - View the latest MACK U SERIES Recalls from the NHTSA

 
Auto Recalls For Consumers
by Mack Trucks, Inc.

MACK U SERIES RECALLS - (21 Recalls Found)

Find your vehicle listed below. Results are sorted year from newest to oldest. Select the desired vehicle to view the complete details. Information provided by the National Highway Traffic Safety Administration.
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1989 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: STEERING WHEEL RETAINING NUTS MAY HAVE BEEN IMPROPERLY INSTALLED AND/OR TORQUED.Recall Details

1988 MACK U SERIES Recall - POWER TRAIN:DRIVELINE:CENTER SUPPORT BEARING

Problem: CLAMP PLATES USED BETWEEN THE DRIVE SHAFT AND CARRIER YOKES MAY CRACK AND COULD BREAK DUE TO IMPROPER HEAT TREATMENT.Recall Details

1988 MACK U SERIES Recall - STEERING:LINKAGES

Problem: SOME OF THE NUTS/BOLTS USED TO FASTEN THE STEERING PITMAN ARM MAY LOOSEN.Recall Details

1988 MACK U SERIES Recall - STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Problem: AN INCORRECT HIGH PRESSURE POWER STEERING HOSE MAY HAVE BEEN INSTALLED.Recall Details

1988 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: STEERING WHEEL RETAINING NUTS MAY HAVE BEEN IMPROPERLY INSTALLED AND/OR TORQUED.Recall Details

1987 MACK U SERIES Recall - STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Problem: AN INCORRECT HIGH PRESSURE POWER STEERING HOSE MAY HAVE BEEN INSTALLED.Recall Details

1987 MACK U SERIES Recall - STEERING:LINKAGES

Problem: CROSS STEERING LEVERS MAY BE IMPROPERLY HEAT TREATED AND SUBJECT TO FAIL DURING NORMAL OPERATION.Recall Details

1984 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: IMPROPER STEERING CLAMP BOLTS AND TORQUE APPLIED DURING INSTALLATION. THE BOLT COULD FAIL, ALLOWING THE STEERING YOKE TO BECOME LOOSE.Recall Details

1983 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: IMPROPER STEERING CLAMP BOLTS AND TORQUE APPLIED DURING INSTALLATION. THE BOLT COULD FAIL, ALLOWING THE STEERING YOKE TO BECOME LOOSE.Recall Details

1982 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: CERTAIN VEHICLES MAY BE SUBJECT TO STEERING SHAFT SEPARATION DUE TO LOOSE SET SCREWS IN THE DASH SHEET BEARING WHICH MAY ALLOW THE SHAFT TO MOVE.Recall Details

1981 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: CERTAIN VEHICLES MAY BE SUBJECT TO STEERING SHAFT SEPARATION DUE TO LOOSE SET SCREWS IN THE DASH SHEET BEARING WHICH MAY ALLOW THE SHAFT TO MOVE.Recall Details

1980 MACK U SERIES Recall - STEERING: STEERING WHEEL/HANDLE BAR

Problem: CERTAIN VEHICLES MAY BE SUBJECT TO STEERING SHAFT SEPARATION DUE TO LOOSE SET SCREWS IN THE DASH SHEET BEARING WHICH MAY ALLOW THE SHAFT TO MOVE.Recall Details

1980 MACK U SERIES Recall - SERVICE BRAKES, AIR:CONTROLS:HAND CONTROL/VALVE

Problem: THE RETAINING PIN FOR THE BRAKE CONTROL KNOB HAS BEEN MISALIGNED (OFF THE CENTER LINE OF THE VALVE PLUNGER HOLE). THIS CAUSES THE KNOB TO BE OVERSTRESSED AT THE RETAINING PIN HOLE AREA CAUSING IT TO SEPARATE FROM THE VALVE.Recall Details

1980 MACK U SERIES Recall - PARKING BRAKE:DRIVELINE:AIR

Problem: ON CERTAIN VEHICLES, THE KNOB THAT OPERATES THE TRACTOR PARK VALVE MAY BREAK OFF, RENDERING THE VALVE INOPERABLE.Recall Details

1980 MACK U SERIES Recall - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Problem: THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.Recall Details

1979 MACK U SERIES Recall - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Problem: THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.Recall Details

1979 MACK U SERIES Recall - PARKING BRAKE:DRIVELINE:AIR

Problem: ON CERTAIN VEHICLES, THE KNOB THAT OPERATES THE TRACTOR PARK VALVE MAY BREAK OFF, RENDERING THE VALVE INOPERABLE.Recall Details

1979 MACK U SERIES Recall - SERVICE BRAKES, AIR:CONTROLS:HAND CONTROL/VALVE

Problem: THE RETAINING PIN FOR THE BRAKE CONTROL KNOB HAS BEEN MISALIGNED (OFF THE CENTER LINE OF THE VALVE PLUNGER HOLE). THIS CAUSES THE KNOB TO BE OVERSTRESSED AT THE RETAINING PIN HOLE AREA CAUSING IT TO SEPARATE FROM THE VALVE.Recall Details

1978 MACK U SERIES Recall - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Problem: THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.Recall Details

1977 MACK U SERIES Recall - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Problem: THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.Recall Details

1976 MACK U SERIES Recall - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Problem: THE PREFABRICATED PINCH BOLT CLAMP AT THE LOWER STEERING SHAFT LOWER YOKE MAY NOT PERFORM ADEQUATELY WHEN TIGHTENED TO SPECIFICATIONS. THE CLAMP MAY THEN DEFORM AND LOSS OF CLAMPING FORCE AND STEERING SHAFT DISENGAGEMENT MAY RESULT.Recall Details
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