Thread: 1990 5.7 TBI fuel delivery??
View Single Post
Old 08-20-2012, 07:57 PM   #3
maxwedge
A990 racer
 
Join Date: Mar 2002
Location: Chestertown, New York
Posts: 17,050
Thanks: 26
Thanked 383 Times in 374 Posts
Re: 1990 5.7 TBI fuel delivery??
You need to check fuel pressure 10-13 psi. Running rich can be the map sensor,also stuck egr, clogged cat, or high fuel pressure.
__________________
maxwedge is offline   Reply With Quote