First post for me. Also, first time working on Northstar engine. Have tried idle re-learn per Cadillac manual also and no change. Had very helpful and friendly Cadillac dealer driveability tech run sequence also. Same results. Went back to my shop, install...

FIX posted 7/1/1999

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