[img]smileys/smiley7.gif[/img] I have a 94 bravada with the 4.3 cpi, it will start then die then wont start for a while then start again, drive a few feet or a few blocks then die again, i cant make heads or tails of it i had the pcm checked and they said it was fine it keeps throwing knock sensor, egr, and variable tuining module codes, egr is new map sensor works and it driving me nuts can anyone help me out please.!!!!!!!!!!1[img]smileys/smiley19.gif[/img]

 

I have the EXACT same problem. If anyone knows, please help us out!!!

 

i have since sold the truck but I did fix it before I sold it, turns out it was the fuel pressure regulator, it was stucking closed and would not allow fuel into the spider assy.hope this helps you out.