HELLO GROUP, This truck has constant vacuum to the egr valve. Because the control module is not grounding the egr solenoids. I have also found there is no reference voltage from the control unit to the vac sensor, or the egr position sensor. I am ready to cond...

FIX posted 4/8/1999

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