you need to give more info . what eng,fuel injected or carb,miles,last tune up ? is car shaking when you throttle up. you could have cracked cap bad wires and or plugs. If little to no maintanance has been preformed you may need many things. If well maintained what was done and when like if spark plugs changed then when and what else was done at that time. All those things are important when trying to determine causes of problems expecially when we cant stand over your car.rhandwor you posted as i was still typing but i agree they need to start somewhere. I see you say when cold veh runs good? you may have vac leak thats not as noticed when veh is cold cause more fuel is delivered when cold warmed up run lean and stalling check all vac lines just a thought