2000 Audi A4 Power Train

PERSISTENT FAILURE OF THE CENTER DIFFERENTIAL TRANSMISSION COMPONENT. THERE WERE NO EVENTS LEADING UP TO THE FAILURE, OTHER THAN NORMAL OPERATION OF THE VEHICLE. THE PART WAS REPLACED AT 70,000 MILES BY SEWICKLEY AUDI AND PARTIALLY COVERED BY WARRANTY (75%). THE CENTER DIFFERENTIAL WAS REPLACED AGAIN AND AGAIN AT 100,000 MILES (ALONG WITH THE WHOLE TRANSMISSION) - NOT COVERED BY WARRANTY. AUDI SERVICE (AT PAUL MILLER AUDI) REPLACED THE ENTIRE TRANSMISSION FOR A VERY COSTLY REPAIR ($8,800) AND STATED THAT A FAILURE OF THE CENTER BEARING IN THE TRANSMISSION OCCURED PRIOR TO THE FAILURE OF THE FIRST CENTER DIFFERENTIAL. *LA

THE TRANSMISSION FELL ONTO THE HIGHWAY WHILE DRIVING. *JB

BACKING OUT OF THE DRIVEWAY THERE WAS A VERY LOUD BANG NOISE IN THE REAR. THE VEHICLE WAS TAKEN TO THE DEALER WHO GREASED THE DRIVE SHAFT. *NLM

WHEEL BEARINGS SHOULD NOT FAIL AT 5000 MILES! *AK

VEHICLE WAS STILL IN 1ST GEAR WHILE GOING INTO A 6-LANE HIGHWAY. VEHICLE STALLED ONWAY TO MEDIAN. ONCOMING TRAFFIC WAS RACING TOWARDS IT, AND VEHICLE WOULDN'T START, IMPOSSIBLE TO MOVE. VEHICLE WAS PUSHED OUT OFF WAY. VEHICLE ONCE STARTED WOULDN'T MOVE INTO GEAR. A COMPLAINT WAS MADE WITH MANUFACTURER. VEHICLE WAS AT DEALER. THEY DETERMINED A TRANSMISSION FAILURE.*AK THE DRIVE SHAFT BROKE AT OUTER CV JOINT DUE TO METAL FATIGUE. *YH