THE UPPER AND LOWER PINCH BOLT ON THE STEERING PITMAN ARM AND THE LOWER PINCH BOLT CONNECTION ON SHEPHARD

— Recall Campaign #90V048000

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 recall was influenced by the manufacturer with about 6,696 units affected.


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NHTSA Safety Recall Notice

90V048000
NHTSA Logo
Manufacturer: Mack Trucks, Inc.
Recall date: March 12, 1990
NHTSA Campaign #: 90V048000
Units affected: 6,696

Description:
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.
Consequeces:
PINCH BOLT COULD LOOSEN AND BREAK; THIS COULD CAUSE LOSS OF TRUCK STEERING CONTROL AND RESULT IN A CRASH.
Corrective action:
INSTALL ENGLISH HEX HEAD BOLTS AND FLAT WASHERS; TORQUE PINCH BOLTS TO SPECIFICATIONS.
Notes:
SYSTEM: STEERING WHEEL ARM PINCH BOLT.VEHICLE DESCRIPTION: HEAVY-DUTY TRUCKS WITH TRW POWER AND MANUAL GEARS AND SHEPPARD POWER GEARS.

Affects the following: