customer states cold idle too high [...] fist thing in am then fine until it cools off again. Did test from on demand found bad IAC replaced. RPM dropped to 1600 first cycle, now back to 2k. Pin tests on ecm good, alt system good, grounds good---any idea's tha...

FIX posted 6/16/2006

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle