POWER WINDOW- 'AUTO-DOWN' FEATURE INOP. Oldsmobile Silhouette 1997

SUBJECT: POWER WINDOW "AUTO-DOWN" FEATURE INOPERATIVE (REPLACE SWITCH)

MODELS: 1997 CHEVROLET VENTURE 1997 OLDSMOBILE SILHOUETTE 1997 PONTIAC TRANS SPORT

CONDITION:

SOME OWNERS MAY COMMENT THAT THE "AUTO-DOWN" FEATURE ON THE POWER WINDOW SWITCH DOES NOT OPERATE. ALSO, IN RARE INSTANCES, ADDITIONAL COMMENTS MAY INCLUDE: WINDOW GOES DOWN BY ITSELF AFTER WINDOW HITS THE TOP SEAL, NO "UP" CANCEL OF AUTO-DOWN (CHATTER NOISE HEARD), AND AUTO-DOWN STOPS TOO SOON.

CAUSE:

TRANSIENT VOLTAGE FROM THE WINDOW SYSTEM MAY DAMAGE THE INTEGRATED CIRCUIT IN THE SWITCH THAT CONTROLS THE AUTO-DOWN FEATURE. THE CIRCUITRY IN THE SWITCH WAS CHANGED TO CORRECT THIS CONDITION. THE CHANGE WAS MADE IN PRODUCTION ON MAY 15, 1997.

CORRECTION:

REPLACE THE DRIVER'S SIDE POWER WINDOW SWITCH WITH NEW PART NUMBER (SEE BELOW). FOLLOW THE PROCEDURE IN SECTION 10-6 OF THE SERVICE MANUAL.

PARTS INFORMATION:

P/N DESCRIPTION === ===========

10406470 POWER WINDOW SWITCH (PONTIAC) 10406471 POWER WINDOW SWITCH (CHEV/OLDS)

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: N2145 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.