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Old 01-20-2015, 07:35 PM   #1
cagodinez
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how to remove vaccum line for hydroboost

I feel dumb asking but is there a trick to pulling of the vaccum line that goes to the brake booster, Im going with hydroboost out of an Astro van, and also how do you plug it? My engine is a 2002 5.3
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Old 01-20-2015, 08:04 PM   #2
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Re: how to remove vaccum line for hydroboost

If I remember right there is a little red tab you press in and pull plug, gm offers a barb that snaps in for 7 bucks. Maybe some one will chime in with the pt # it's been long since I did mine
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Old 01-20-2015, 09:42 PM   #3
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Re: how to remove vaccum line for hydroboost

Ive been searching for that part number for like a year now
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Old 01-20-2015, 09:52 PM   #4
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Re: how to remove vaccum line for hydroboost

Thank you Fellas.
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Old 01-20-2015, 11:01 PM   #5
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Re: how to remove vaccum line for hydroboost

I bought a rubber cap from Amazon and pulled the line off of the back of the intake and the rubber cap fit good and tight over the barbed piece. Here is what I bought- Amazon.com: Dorman 02253 Bypass Cap Assortment - Pack of 8: Automotive
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Old 01-21-2015, 03:08 AM   #6
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Re: how to remove vaccum line for hydroboost

This is what I found.
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Old 01-27-2015, 01:45 PM   #7
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Re: how to remove vaccum line for hydroboost

"If I remember right there is a little red tab you press in and pull plug, gm offers a barb that snaps in for 7 bucks. Maybe some one will chime in with the pt # it's been long since I did mine"

Any one know the part number for the barb fitting for the intake manifold for vacuum brake booster?

I have been searching with no luck. I picked up an engine out of an express van that had hydroboost, but I want to stick with standard brake booster.

Thanks
for the help.
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Old 01-28-2015, 01:12 AM   #8
Robznob11
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Re: how to remove vaccum line for hydroboost

http://67-72chevytrucks.com/vboard/s...d.php?t=503167 you will find it here
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Old 01-28-2015, 10:20 PM   #9
hugger6933
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Re: how to remove vaccum line for hydroboost

So you don't have to go looking #12559760. That is what I also removed off my 6.0 when I did my Lemans convert but I used it on my 89 C1500 diesel changeover. Jim
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Old 02-02-2015, 01:58 PM   #10
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Re: how to remove vaccum line for hydroboost

Thanks guys. Great to have a vast resource of knowledge available.
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