REAR DEFOGGER MAY COME ON WITHOUT DRIVER ACTIVATION. Oldsmobile Cutlass Supreme 1994

SUBJECT: REAR DEFOGGER MAY COME ON WITHOUT DRIVER ACTIVATION (REPLACE RELAY)

MODELS: 1994 OLDSMOBILE CUTLASS SUPREME (WITH RPO C68)

CONDITION:

SOME OWNERS MAY COMMENT THAT THE REAR DEFOGGER (RPO C49) MAY COME ON WITHOUT ANY INPUT FROM THE DRIVER ON VEHICLES WITH AUTOMATIC A/C CONTROLS (RPO C68) ONLY, UNDER THE FOLLOWING CONDITIONS:

1. KEY ON, ENGINE NOT RUNNING - THE REAR DEFOGGER WILL COME ON WHEN THE KEY IS TURNED ON, THEN TIME OUT NORMALLY AFTER TEN MINUTES IF THE ENGINE IS NOT STARTED.

2. KEY ON, THEN CRANK - REAR DEFOGGER LIGHT WILL COME ON, GO OUT DURING CRANK, FLASH WHEN THE IGNITION IS MOVED OUT OF CRANK, AND THEN GO OUT. THE DRIVER MAY REPORT THIS AS "REAR DEFOGGER LIGHT FLICKERS WHILE STARTING".

CAUSE:

AN INTERNAL CHANGE TO THE RELAY ALLOWED UNWANTED FEEDBACK, WHICH CAN CAUSE THE ABOVE CONDITION. THIS CONDITION SHOULD EXIST ONLY ON 1994 VEHICLES BUILT BETWEEN NOVEMBER 15TH, 1993 AND JANUARY 15, 1994. A NEW REAR DEFOGGER RELAY HAS BEEN RELEASED TO CORRECT THIS CONDITION. THE NEW RELAY WILL BE USED FOR ALL C49 CARS FROM 1988 TO 1994.

CORRECTION:

REPLACE THE REAR DEFOGGER RELAY WITH P/N 10262822, FOLLOWING THE INSTRUCTIONS IN THE SERVICE MANUAL.

PARTS ARE EXPECTED TO BE AVAILABLE ON APRIL 4, 1994.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: R2160 USE PUBLISHED LABOR OPERATION TIME.

FIGURES: 0

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.