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.
Consequence & remedy
Consequence: Not supplied
Remedy: DEALER WILL INSPECT AND MODIFY THE STEERING SHAFT BY PROVIDING A GREATER SLIP LENGTH IN THE STEERING DRIVE SHAFT TO ELIMINATE SLIP JOINT SEPARATION.
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.
Consequence & remedy
Consequence: Not supplied
Remedy: THE HOLES WILL BE RETOOLED TO PROVIDE CORRECT ALIGNMENT AND PLASTIC KNOBS WILL BE REPLACED BY KNOBS OF STRONGER MATERIAL HAVING METAL REINFORCEMENTS.
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.
Consequence & remedy
Consequence: Not supplied
Remedy: DEALER WILL RETROFIT WITH LOWER STEERING SHAFT LOWER YOKES THAT PROVIDE FOR INTEGRAL PINCH BOLT INSTALLATION IN PLACE OF PREVIOUS SEPARATELY FABRICATED CLAMP FOR THE PINCH BOLT.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
1980 Mack U Series Problems, Complaints & Recalls | Skip That Year