I had a problem like that, it would run and then just stop , pick up again and go, stall , sometimes to a complete stop. What I found was where the wiring harness is in the eng compartment, on the left side the Black? wire, don't remember now, was just barely touching, reworked the both plugs, fine and dandy now.... 62 Greenbrier 102 w duel air Ron Tucson, Az..