MY 2000 VOLVO S80 T6 ETM THEY SAID THEY WOULD NOT FIX IT UNLESS I BOUGHT A CEM THEY SAID CAR WOULDN'T WORK WITHOUT IT. SO THEY FIXED IT TO A TUNE OF $900.00 FOR CEM SO I CHARGED IT BACK ON MY CREDIT CARD BECAUSE IT'S ALL COVERED ON ETM UPDATE. IN THE MORNING THE CAR STILL REVS MORE I WANT VOLVO TO BUY THIS CAR BACK FROM ME BECAUSE NO ONE INFORMED ME OF THIS PROBLEMS. THEY WOULDN'T GIVE ME OLD CEM I ASKED. *NM