hi everyone first time on this site i have owned an 04 cross fire and lately have developed a frustatinf fault that no seems to know about in the garages ,what happens i go to turn the key all lights up key wont crank the engine the spoiler starts to rise and fan kicks in to a high speed fitted a new battery worked a few days now doing it again ,can some one please help fed up being stuck in middle of nowhere alot !,i may add that the last time this happen a by passer jumped and started the car yet the battery showed it was full .