Hello GM techs i have a van here that shows a code PO507. the van idles low when warmed up & stalls out when first started up when cold, i have replaced the throttle body which comes with a iac & tps on it, i have smoked out the intake & see no leaks HELP!!!!!...

FIX posted 4/6/2007

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