My Buick is stall when I give it gas and once I stop it doesn't want to move.

Hi, Max Jet here, go to u tube and learn how to clean all you sensor if check light on keep working at it until the gone.Likely suspects throttle body and all sensors CAREFUL MASS AIR SENSOR IS AS DELICATE AS OPEN LIGHT BULB FILAMENT you must use special cleaner or you will screw up a 185$ part It's on you tube learn all your sensors most just need cleaned correctly,good luck