I WAS DRIVING ALONG WHEN THE CAB FILLED WITH SMOKE AND A BURNING PLASTIC SMELL. I SAW SMOKE COME FROM UNDER THE PASSENGER SIDE DASHBOARD. THE BLOWER MOTOR RESISTOR HARNESS HAD CAUGHT FIRE. I WAS ABLE TO PUT IT OUT WITH DAMAGE TO ONLY THE HARNESS AND RESISTOR. IT WAS REPLACED UNDER THE EXTENDED WARRANTY I HAD PURCHASED FROM GM. FAST FORWARD TO MAY 9, 2010 AND 50,000 MILES LATER, THE SAME THING HAPPENED AND GM CORPORATE TOLD ME THERE WAS NOTHING THEY COULD DO EVEN THOUGH THIS SAME MODEL VEHICLE HAS BEEN RECALLED IN CANADA FOR THE SAME PROBLEM. I WAS QUOTED $300.00 FOR THE REPAIR. ON MAY 10.2010, MY DEALER CALLED AND SAID HE RECEIVED AN E-MAIL FROM GM STATING THAT GM WAS IN THE PROCESS OF OFFERING A 10 YEAR 150,000 MILE WARRANTY ON THE BLOWER MOTOR AND HARNESS REPAIR. HAVE NOT RECEIVED ANY NOTICE FROM GM YET BUT DEALER SAID THEY WOULD FIX IT NO CHARGE.