96 Blazer 4.3 Fuel Delivery Problems
 

96 Blazr 4.3 fuel delivery provlems.. pump sounds like its working..changed fuel filter three..ck engine light went out afer installing first f/f..it only will run if I put a little gas in throttle body...it'll start...run either a few seconds or for a few minutes or miles ..if I try giving it to much gas it'll die..
Also been running with a ..flutter...when it was started and driven mthen all.of a sudden it dies

Any help why it only runs ...for awhile..when I prime the throttlebody
New fuel filter..pump sounds like its runs
PLEASE

*Moved to a new thread of your own* Instead of piggy-backing on THIS post.
As far as your performance issue goes, diagnosis starts with a fuel pressure test as defined in the link found in my signature below.