Mack Recall 83V121000: Steering, Gear Box, Shaft Pitman
NHTSA recall 83V121000 · announced November 18, 1983 · filed by Mack Trucks, Incorporated · 1,377 units affected
The problem
MOUNTING OF THE PITMAN ARM MAY LOOSEN AND LEAD TO EXCESSIVE WEAR IN EITHER THE PITMAN ARM SPLINES OR THE STEERING GEAR SHAFT SPLINES, OR BOTH. THIS CONDITION IS DUE TO INCORRECT TIGHTENING OF THE MOUNTING SCREWS DURING ASSEMBLY.
What to do
THE DEALER WILL INSPECT AND PROPERLY TIGHTEN THE PITMAN ARM RETAINING SCREWS.
Official NHTSA recall notice →
Notes
VEHICLE DESCRIPTION: HEAVY TRUCKS.SYSTEM: STEERING; PITMAN ARM.CONSEQUENCES OF DEFECT: LOOSENESS IN THE STEERING LINKAGE MAY RESULT IN LOSS OFSTEERING CONTROL AND THE POSSIBILITY OF A VEHICLE ACCIDENT.
Vehicles covered by this recall
Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.