We have repeatedly monitored the gasses-all within spec. We have swapped out coolant temp sensors and oxygen sensors with dealer parts. We have checked cam timing. No problems found. We have checked for exhaust backpressure problems, also. None found.

FIX posted 4/6/2006

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