For 1990-2009 cars

# NEWS: INFO ON GROWLING NOISE FROM TRANSAXLE

THIS IS A MONTHLY SERVICE NEWSLETTER ARTICLE. THIS BULLETIN IS NOT INTENDED FOR PUBLICATION.

#### SUBJECT: INFORMATION ON GROWLING NOISE IN TRANSAXLE DURING FIRST FOUR MINUTES AFTER START UP

#### MODELS: 1991-98 BUICK PARK AVENUE/ULTRA 1992-98 BUICK RIVIERA 1992-98 BUICK LESABRE 1997-98 BUICK CENTURY 1993-98 BUICK REGAL

NOISE CAN BE HEARD 1ST MINUTE IN PARK OR NEUTRAL. CAN ALSO BE HEARD FOR 3-4 MINUTES IN DRIVE OR REVERSE. GROWL NOISE CAUSED BY TRANS OIL PUMP CAVITATION CONDITION. NO PLANS AT THIS TIME FOR CHANGES TO OIL PUMP DESIGNS.

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.

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