I NEED SOME BIG TIME HELP I HAVE A 91 MUSTANG WITH A 302 HOLLEY CARB AND IT IS A AUTOMATIC NOW THE PROBLEM I'M HAVING IS WHEN I FIRE UP THE CAR IT WILL STAY ON TILL I SWITCH INTO GEAR THEN IT WILL SHUT OFF SO I NEED SOME HELP FIGURING THIS PROBLEM OUT ANY ADVICE WILL BE USEFULL.