FUEL GAUGE STICKS, IS INACCURATE OR REMAINS NEAR

REVISION: 03/08/96

THIS BULLETIN IS BEING REVISED TO INFORM 'GM OF CANADA' AND 'NAES' DEALERS THAT THEY ARE NOT AUTHORIZED TO UTILIZE THIS SERVICE BULLETIN. ----------------------------------------------------------------------

SUBJECT: FUEL GAUGE STICKS, IS INACCURATE OR REMAINS NEAR FULL UNTIL IGNITION IS CYCLED (SEND TO DELCO REPAIR CENTER)

MODELS: 1995 CHEVROLET AND GMC TRUCK C/K MODELS ********************************************************************** IMPORTANT: 'GM OF CANADA' DEALERS AND 'NAES' DEALERS ARE NOT AUTHORIZED TO UTILIZE THIS SERVICE BULLETIN. **********************************************************************

CONDITION:

FUEL GAUGE AND VOLT METER MAY EXHIBIT A FALSE READING; USUALLY HIGHER THAN ACTUAL. THE FUEL GAUGE MAY RETURN TO A CORRECT READING IF THE IGNITION SWITCH IS CYCLED OFF AND BACK ON.

CAUSE:

THE INSTRUMENT CLUSTER APPLIQUE MAY SEPARATE FROM THE CLUSTER HOUSING AND PHYSICALLY CONTACT THE ROUND POINTER PIVOT LOCATED IN THE CENTER OF THE GAUGE. THIS CONTACT PREVENTS THE GAUGE FROM MOVING FREELY (FIGURE 1).

CORRECTION:

IF THE SYMPTOMS DESCRIBED ABOVE ARE ENCOUNTERED, THE APPLIQUE MAY BE CHECKED BY VISUAL INSPECTION.

REMOVE THE CLUSTER, HOLD IT HORIZONTALLY AT EYE LEVEL WITH THE TOP OF THE CLUSTER TOWARD YOU (FIGURE 2). FROM THIS POSITION, OBSERVE THE GAP BETWEEN THE GAUGE NEEDLE PIVOT BUTTON AND THE GAUGE FACE (FIGURE 3). IF THEY ARE TOUCHING OR IN VERY CLOSE PROXIMITY, THE APPLIQUE HAS SEPARATED AND THE CLUSTER MUST BE SENT TO THE APPROPRIATE DELCO REPAIR CENTER (SEE ATTACHED LIST).

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OP DESCRIPTION LABOR TIME N4180 I/P CLUSTER R&R USE PUBLISHED LABOR OPERATION TIME

FIGURES: 3

ATTACHMENTS: 1 (3 PAGES)

CAPTIONS: FIGURE 1 GAUGE PIVOT BUTTON FIGURE 2 I/P POSITIONED FOR INSPECTION FIGURE 3 OBSERVE CONTACT BETWEEN APPLIQUE AND GAUGE PIVOT BUTTON

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1995 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.