Re: idle issue
The IAC, would not have been affected by the TUNE UP. During just about any and every seasonal change the carbon that builds up in hte IAC ov the summer wil get thicker and cause the IAC to stick. Tapping it would free up the small pintel that allows for fresh air to enter the intake.
98 Ranger, Bagged 2600's in the front, 2500's in the rear. 3 Gal tank. DJM Upper and Lower control arms. 2 Thomas Compressors (garbage). 4 linked rear with C-notch. All (except cab) fiberglass. Custom Tribal Paint (soon to be Sunburst/burnt Orange).
Coming soon - 405HP 4.6L (SOHC), 4R70W