1999 explorer will not idle

i really need help if anyone knows anything it would be greatly appreciated

i really need help if anyone knows anything it would be greatly appreciated

We need more details to help.

Try to clean the IAC. They are a common issue causing stalling at idle or poor idle. If you can keep her running by applying the gas and it runs smooth at speed it could be the IAC. Try this website-http://www.ford-trucks.com/forums/showthread.php?s=&threadid=166103