SOME VEHICLES ASSEMBLED PRIOR TO VIN BREAKPOINTS INDICATED BELOW, MAY EXHIBIT A GROWL AND/OR VIBRATION FELT THROUGH THE VEHICLE FLOOR PAN APPARENT WHEN OPERATED IN REVERSE UNDER MODERATE TO HEAVY THROTTLE APPLICATION.
VIN BREAKPOINTS
BUICK - 1G4AG55M5R6426247
OLDSMOBILE - 1G3AG55M0R6333849
REAR TRANSMISSION MOUNT INTERLOCK HOOK GROUNDS OUT/CONTACTS MOUNT INTERLOCK WINDOW PROVIDING A PATH FOR ENGINE NOISE AND/OR VIBRATION.
REPLACE THE EXISTING REAR TRANSMISSION MOUNT WITH A NEW COMPONENT, P/N 22145832, FOLLOWING APPLICABLE SERVICE MANUAL PROCEDURE, SECTION 7A, AUTOMATIC TRANSAXLE ON-VEHICLE SERVICE.
PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.
FOR VEHICLES REPAIRED UNDER WARRANTY, USE: LABOR OPERATION: K6723 USE PUBLISHED LABOR OPERATION TIME.
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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 1993 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.