Mack Recall 90V048000: Steering, Linkages
NHTSA recall 90V048000 · announced March 12, 1990 · filed by Mack Trucks, Incorporated · 6,696 units affected
The problem
THE UPPER AND LOWER PINCH BOLT ON THE STEERING PITMAN ARM AND THE LOWER PINCH BOLT CONNECTION ON SHEPHARD POWER GEARS WERE NOT TORQUED CORRECTLY.
The risk
PINCH BOLT COULD LOOSEN AND BREAK; THIS COULD CAUSE LOSS OF TRUCK STEERING CONTROL AND RESULT IN A CRASH.
What to do
INSTALL ENGLISH HEX HEAD BOLTS AND FLAT WASHERS; TORQUE PINCH BOLTS TO SPECIFICATIONS.
Official NHTSA recall notice →
Notes
SYSTEM: STEERING WHEEL ARM PINCH BOLT.VEHICLE DESCRIPTION: HEAVY-DUTY TRUCKS WITH TRW POWER AND MANUAL GEARS AND SHEPPARD POWER GEARS.
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.