FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:MOUNTING
ON CERTAIN MEDIUM DUTY TRUCKS EQUIPPED WITH 8.1 L ENGINES AND LEFT HAND OR DUAL FUEL TANKS, SOME OF THESE VEHICLES HAVE A CONDITION WHERE THE FUEL FILTER-TO-COMPONENT BOX MOUNTING BOLTS ARE REVERSED. WITH THE BOLTS REVERSED, THE THREADED BOLT END IS ORIENTED TOWARD THE FRONT WALL OF THE LEFT HAND FUEL TANK.
Remedy: DEALERS WILL INSPECT AND CORRECTLY INSTALL THE TWO FUEL FILTER MOUNTING BOLTS, IF NECESSARY. OWNER NOTIFICATION BEGAN AUGUST 8, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020 OR GMC AT 1-800-462-8782.
222 vehicles affected
SERVICE BRAKES, AIR:ANTILOCK
VEHICLE DESCRIPTION: SCHOOL BUSES, MEDIUM DUTY TRUCKS AND TRACTORS BUILT WITH BENDIX AIR ABS WITH AN EC-17 1030R ELECTRONIC CONTROL UNIT (ECU), THERE HAVE BEEN REPORTS OF UNWANTED ABS ACTIVATION AT LOW SPEEDS CAUSED BY 1) CHAFED ABS WHEEL SPEED SENSOR WIRES ON ROTATING PARTS OR 2) A DAMAGED COMPONENT AT THE WHEEL END THAT GENERATES A CERTAIN TYPE OF ERRATIC SENSOR SIGNAL.
Remedy: DEALERS WILL REPLACE THE ABS ECU.
30,000 vehicles affected