Check to make sure the all of the vacuum lines are connected to the manifold and the other end is firmly on the parts it needs to be on, such as FPR and emission ----. Could be anything from old spark plugs, spark plug wires to a bad dizzy cap.

 

well thanks, ill change the plus,wires,and cap

 

change all the usual stuff like plugs, wires, cap, rotor, and fuel filter.

 

Okay thanks to everyone it idles fine now

 

Awesome!

 

Thanks to all staff of this site, this ---- is the bomb

 

Now you eat minivans, like a soccer-mom...

 

i eat soccer moms :P but i dont like their minivans

 

I have a question, Would a 1993 gas tank fit in a 1990?

 

Yes, almost everything is the same on 90-93.