Great Lakes 4x4. The largest offroad forum in the Midwest - View Single Post - Help with TBI converting to carb
View Single Post
Old December 4th, 2006, 10:06 PM   #14
Nuggets
I fix stuff!
 
Nuggets's Avatar
 
Join Date: 09-15-06
Location: Bay City, MI
Posts: 13,455
iTrader: (13)
Mentioned: 3 Post(s)
Default

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 0.04735 seconds with 20 queries