Astro Problem

[kenzspen]

I have a 1993 chevy astro with a 4.3 Z motor will not stay running rebuild throttle body, will start up but not stay running cleaned iac can spray starter fluid lightly on throttlebody to keep running any clues?

[bossier62guy]

I have a 1993 chevy astro with a 4.3 Z motor will not stay running rebuild throttle body, will start up but not stay running cleaned iac can spray starter fluid lightly on throttlebody to keep running any clues?

 

Thought about checking the fuel pressure?

[95Sierra2500]

Check your EGR valve. If it gets clogged/stuck open, these old TBI motors tend to want to shut off because there's too much exhaust gas to run properly.

[kenzspen]

I have a 1993 chevy astro with a 4.3 Z motor will not stay running rebuild throttle body, will start up but not stay running cleaned iac can spray starter fluid lightly on throttlebody to keep running any clues?

 

Thought about checking the fuel pressure?

 

fuel pressure in spec and egr new

[Mikeee]

Have you visited...

http://www.astrosafarivans.com/

 

Nothing but Astros 'n Safaris

 

Lots of 4.3 help.

 

There are even some that have a 502 installed in 'em.