Greetings Techs, Has anyone other than me always have trouble with 4.3l Astro vans having high HC problems? I've changed everything from plugs and wires, to EGR valves and injectors to MotorVac's but nothing ever seems to reduce the idle HC's other tha...

FIX posted 1/14/1999

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