anyone have access to the schematic of the vacuum lines
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Topic author - I sleep in my van
- Posts: 589
- Joined: Wed Oct 13, 2010 2:07 pm
- Location: Barrington NH
anyone have access to the schematic of the vacuum lines
I need a vacuum line schematic to hook up all the lines to my new (used) 4.3 anyone have it for an 89 Astro or Safari?
Recently bought a 1989 Astro RS from Florida. Replaced stock engine witha 1997 5.7 vortec with TBI and replaced transmission with rebuilt 700R4 with mild shift kit.
Bought on Monday the 16th of April 2012
Bought on Monday the 16th of April 2012
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- Sheriff
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I have my van tatooed on my cheeks
- Posts: 3285
- Joined: Fri Aug 08, 2008 12:55 pm
- Location: The Pacific North Wet
Re: anyone have access to the schematic of the vacuum lines
See the search link in the upper right? Click that. Type in keywords "vacuum diagam". Use result #10. Easy peasy. 

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Topic author - I sleep in my van
- Posts: 589
- Joined: Wed Oct 13, 2010 2:07 pm
- Location: Barrington NH
Re: anyone have access to the schematic of the vacuum lines
lol I need to see a diagram of the engine vacuum not the heat and ac vacuum
Recently bought a 1989 Astro RS from Florida. Replaced stock engine witha 1997 5.7 vortec with TBI and replaced transmission with rebuilt 700R4 with mild shift kit.
Bought on Monday the 16th of April 2012
Bought on Monday the 16th of April 2012
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- I plan to be buried in my van
- Posts: 1230
- Joined: Sun Sep 10, 2006 4:50 am
- Location: Billings, MT, 'MERICA!
Re: anyone have access to the schematic of the vacuum lines
Usually pasted on the upper radiator support bracket.
Mike, Billings, MT, 'MERICA!
92 Safari SLE w/Z Motor (sold to a good home)
98 AWD Stro LS
93 Suburban Silverado 4x4
Look for the MISSING Alien in the Right Seat. AL, PHONE HOME!!!



92 Safari SLE w/Z Motor (sold to a good home)
98 AWD Stro LS
93 Suburban Silverado 4x4
Look for the MISSING Alien in the Right Seat. AL, PHONE HOME!!!



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Topic author - I sleep in my van
- Posts: 589
- Joined: Wed Oct 13, 2010 2:07 pm
- Location: Barrington NH
Re: anyone have access to the schematic of the vacuum lines
it was missing when I bought the van. Its all good I found some schematics online that will help me figure it out.
Recently bought a 1989 Astro RS from Florida. Replaced stock engine witha 1997 5.7 vortec with TBI and replaced transmission with rebuilt 700R4 with mild shift kit.
Bought on Monday the 16th of April 2012
Bought on Monday the 16th of April 2012
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Topic author - I sleep in my van
- Posts: 589
- Joined: Wed Oct 13, 2010 2:07 pm
- Location: Barrington NH
Re: anyone have access to the schematic of the vacuum lines
I finally found a diagram it anyone else needs it let me know.
Recently bought a 1989 Astro RS from Florida. Replaced stock engine witha 1997 5.7 vortec with TBI and replaced transmission with rebuilt 700R4 with mild shift kit.
Bought on Monday the 16th of April 2012
Bought on Monday the 16th of April 2012