MY 01 GT JUST STARTING HAVING THIS PROBLEM. WHEN I GO TO START IT UP IT WON'T START,IF I PUT MY FOOT ON THE GAS IT WILL START UP BUT WON'T STAY RUNNING. IT WORKS OK SOMETIMES AND DRIVE JUST FINE. WHEN I STOP AT A LIGHT IT WILL STALL. I PUT MY THE GAS IT STARTS UP AND RUNS FINE. COULD IT BE THE TPS?