WIFE WAS DRIVING VEHICLE WHEN STARTED TO SMELL SOMETHING BURNING. PARKED & LEFT THE VEHICLE & IT CAUGHT FIRE NEAR THE FUEL TANK AREA. PRIOR TO IT CATCHING ON FIRE, IT WAS STALLING OUT SEVERAL TIMES A DAY. TOWED TO MECHANIC & CAUSE OF FIRE OR STALLING WAS NOT LOCATED. GM DIDN'T ACCEPT RESPONSIBILITY FOR THE PROBLEM. *AK *ML