View Single Post
Old December 4th, 2006, 09:06 PM   #14
Nuggets
Professional Pisser Offer
 
Nuggets's Avatar
 
Join Date: 09-15-06
Location: Bay City, MI
Posts: 13,302
iTrader: (12)
Sounds like your mechanic isn't worth a damn. Assuming all sensors are ok I would be suspicious of the catylitic converter or a stuck open EGR valve. The low vacuum that the MAP sensor is seeing is being caused the engine running overly rich, cat plugged, or EGR open when it shouldn't.
Nuggets is offline   Reply With Quote
 
Page generated in 0.03203 seconds with 11 queries