AT 38,785 MILES COOLANT PIPES LEAKING AND REPLACED. AFTER REPAIR "INTERNAL ENGINE NOISE" AND NOISE IS NOW LOUDER AND ENGINE USE MORE OIL. TOOK TO LOCAL PORSCHE DEALER VEHICLE STILL AT PORSCHE DEALER BECAUSE DEALER STATES" ENGINE NEEDS REPLACED" BECAUSE IF OVERHEATED DUE TO COOLANT PIPE FAILURE PISTONS WALLS DAMAGED. DEALER CHECKING WITH PORSCHE TO FIND OUT IF THEY WILL PAY SOMETHING OR ALL OF COST TO REPLACE ENGINE. CAYENNE AT PORSCHE DEALER FOR OVER 60 DAYS WITH NO OUTCOME AS TO WHAT PORSCHE WILL PAY. COULD COST UP TO $20,000 IF INVOICED TO ME. *TR