Vehicle came in for a smog check and failed idle HC's too high. Vehicle runs great, no driveability problems. Timing is at 34 degrees BTDC, specs are 5 degrees. If I lower timing to specs, the emissions come down but the car runs bad. Checked valve timing,...

FIX posted 6/24/1999

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