NHTSA Campaign 92E005000

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

Issued by CATERPILLAR TRACTOR CO. · Reported Feb 12, 1992 · 16,000 vehicles affected

What's wrong

THE GOVERNOR SERVO PIN ON THE ENGINE CAN COME OUT WHILE THE ENGINE IS OPERATING DUE TO LACK OF AN ADEQUATE PRESS FIT AND/OR INADEQUATE STAKING AT THE END OF THE PIN BORE.

Consequence

IF THE GOVERNOR SERVO PIN COMES OUT WHILE THE ENGINE ISBEING OPERATED, THE FUEL RATE WILL NOT CHANGE AND THE TRUCK WILL CONTINUE AT THEOPERATING SPEED EVEN THOUGH THE THROTTLE PRESSURE IS DECREASED.

Remedy

REWORK THE GOVERNORS ON THE ENGINES TO PREVENT THE LOSS OF SERVO PINS.

Vehicles affected by this recall

Make Model Year Units
CATERPILLAR 3306B 1987 16,000
CATERPILLAR 3306B 1988 16,000
CATERPILLAR 3306B 1989 16,000
CATERPILLAR 3306B 1990 16,000
CATERPILLAR 3406B 1987 16,000
CATERPILLAR 3406B 1988 16,000
CATERPILLAR 3406B 1989 16,000
CATERPILLAR 3406B 1990 16,000

Source: NHTSA Campaign 92E005000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.