For 1990-2009 cars

# VIBRATION AT ENG. IDLE INCR. PWRTRN NOISE

#### SUBJECT: VIBRATION AT ENGINE IDLE, INCREASED POWERTRAIN NOISE ON ACCELERATION (REPLACE TORQUE REACTION MOUNTS)

#### MODELS: 1997-98 CHEVROLET MALIBU 1997-98 OLDSMOBILE CUTLASS BUILT PRIOR TO NOVEMBER 10, 1997

#### CONDITION:

SOME OWNERS MAY COMMENT ON A VIBRATION AT ENGINE IDLE AND INCREASED ENGINE NOISE ON ACCELERATION.

#### CAUSE:

CONDITION MAY BE DUE TO PREMATURE TEARING OF ONE OR BOTH TORQUE REACTION MOUNTS.

#### CORRECTION:

REPLACE BOTH FRONT AND REAR TORQUE REACTION MOUNTS, AS WELL AS THE FRONT TORQUE REACTION MOUNT BRACKET. REFER TO "AUTOMATIC TRANSAXLE" IN THE SERVICE MANUAL FOR REMOVE AND INSTALL PROCEDURES.

#### PARTS INFORMATION:

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

22605204 FRONT TORQUE REACTION MOUNT

22605206 REAR TORQUE REACTION MOUNT

22614831 FRONT TORQUE REACTION MOUNT BRACKET

PARTS ARE EXPECTED TO BE AVAILABLE FROM GMSPO, 2/12/98.

#### WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: J1506, K6721, K6723 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 1998 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.