WIRING HARNESS BURNED UP. CAUSED DAMAGE TO CONTROL PANEL, DASH, COMPUTER SYSTEM. ENTIRE VEHICLE GUTTED TO REPLACE WIRING. A DOOR PANEL WAS BROKEN IN PROCESS. SEVERAL RATTLES NOW EXIST. WE WERE TOLD THERE WAS NO WAY OF KNOWING IF ELECTRICAL PROBLEM WOULD OCCUR AGAIN. GM AGREED FOR REPURCHASE. HOWEVER, THEY DELAYED PROCEDURE SO THAT 0% FINANCING CAN NOT APPLY. ALSO WANTED US TO PAY OUT OF POCKET, BUY BACK AMOUNT SAID WE WOULD BE REIMBURCED, BUT WOULD NOT PUT IT IN WRITING. DT