immobilizer

had a flat battery (car)last week, called roadside assist,jump started ok run it a while then shut it off.today flat again jumped it with my other car,it started but ran for only a few seconds then stopped...now it goes through the motions,eg..dash lights come on gauges do there little thing but...

Hey everyone, I have a 2005 chrysler 300c 5.7 Hemi and I did my spark plugs over the weekend and it ran fine for 2 days.. Then as I am leaving work and go to start my car it is dead! I got it jump started using the front terminals by the fuse box and it ran briefly but would not let me go into...