new problem PLEASE HELP!

[coal miner]

my gas cap light, service engine, and electronic throttle control light came on the other day an my 04 explorer died, i bought a new gas cap and put on it, that took care of the service engine light and gas cap light, but now, it will start, but has a miss while sittin at idle, then when i put it in gear to pull out it dies, and wont start back unless it sits for a about 30 min

ANY HELP OR SUGGESTIONS WOULD BE GREATLY APPRECIATED

THANKS

 

[swetrid]

Sounds like it could be fuel pump

 

[lounge lizard]

when it starts up and runs and you put it in gear and it stalls. quickly go to the gas cap and open it, but listen to see if it is forming a vacuum.