Originally Posted by legoms013
Clean or replace the IAC (idle air control) module. It is cheap and easy to change out. That is the problem.
just put a brand new one on. no difference.
so new plugs/wires
cleaned maf and throttle body
like i said the truck ran fine before the tuneup, not perfect, but ok. Now it is missing like a ****.
I am going to go through the plugs and wires one more time.