For 1990-2009 cars

# ENGINE SURGE, RPM FLUCTUATES WHILE OPERATING POWER

#### SUBJECT: ENGINE SURGE, RPM FLUCTUATES WHILE OPERATING POWER SLIDING SIDE DOOR (REPLACE CONTROLLER)

#### MODELS: 1994-95 CHEVROLET LUMINA APV 1994-95 OLDSMOBILE SILHOUETTE 1994-95 PONTIAC TRANS SPORT WITH 3800 ENGINE (VIN L - RPO L27)

#### CONDITION:

SOME OWNERS MAY COMMENT ON ENGINE SURGE (RPM FLUCTUATES) WHILE OPERATING THE POWER SLIDING SIDE DOOR.

#### CAUSE:

A TRANSIENT VOLTAGE SPIKE MAY CAUSE THIS CONDITION.

#### CORRECTION:

INTERNAL CHANGES HAVE BEEN MADE TO A NEW CONTROLLER TO CORRECT THE ABOVE CONDITION. REPLACE THE CONTROLLER, P/N 12182096, AS PER SECTION 10 OF THE SERVICE MANUAL.

#### PARTS INFORMATION:

PARTS ARE EXPECTED TO BE AVAILABLE JANUARY 6, 1997.

#### WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: N4872 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.

COPYRIGHT 1996 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.