the car drains batterys like its a snack, i got the car started today with jumpers just to get it to move from my girl friends house to mine car ran fine. went to turn the lights on the headlamps didnt work got out lights are on motors arent working. went to open lights manually but turned off the car left lights on like a dumby. got the lights up couldnt start the car so i jumped it again took the cables off car died shortly after. jumped it again ran ok gave it some throttle so as to keep up the RPMs waiting on the other car to move car dies again. new alternator, just replaced the battery wires plugs cap rotor all replaced. need help asap much appriciated thanks