CHECK GAGES LAMP ILLUMINATES WITH GAGE READING 1/4 TANK. Pontiac Bonneville 1997

SUBJECT: CHECK GAGES LAMP ILLUMINATES WITH GAGE READING 1/4 TANK OF FUEL LEFT (REPLACE IPC CLUSTER)

MODELS: 1997 PONTIAC BONNEVILLE WITH BASE CLUSTER (RPO UB3)

CONDITION:

SOME OWNERS MAY COMMENT THAT THE FUEL GAGE WILL READ 1/4 TANK OF FUEL AND THE CHECK GAGES LAMP WILL ILLUMINATE.

CAUSE:

THE CONDITION MAY BE CAUSED BY A BUILD OR PART VARIATION IN THE ASSEMBLY PLANT.

CORRECTION:

REPLACE THE IPC CLUSTER WITH A NEW EXCHANGE UNIT FROM DELCO ELECTRONICS. REFER TO SECTION 8C OF THE SERVICE MANUAL FOR REMOVAL AND INSTALLATION PROCEDURES.

THE NEW CLUSTER WILL LOWER THE ILLUMINATION POINT TO 1/8 OF A TANK. AFTER FIVE GALLONS OF FUEL HAVE BEEN ADDED TO AN EMPTY TANK, THE CHECK GAGES WILL GO OFF.

PARTS INFORMATION:

USE THE FOLLOWING LIST TO FIND THE CORRECT REPLACEMENT CLUSTER FOR THE CORRECT VEHICLE BY VIN BREAKPOINT. THIS VIN BREAKPOINT IS FROM START OF PRODUCTION.

PARTS ARE CURRENTLY AVAILABLE FROM YOUR AC DELCO SERVICE EXCHANGE CENTER.

OLD P/N NEW P/N VIN BREAKPOINT ======= ======= ==============

16220452 16251632 224568 16220462 16251622 225305 16220472 16251612 224431 16220482 16251642 225238

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: N4180 USE PUBLISHED LABOR OPERATION TIME.

FIGURES: 00 ATTACHMENTS: 00

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.