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HELP with Seafoam

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Old 07-22-2005, 12:21 AM
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Default HELP with Seafoam

I have a 04 Avalanche and I am trying to use seafoam but the throttle body is the electronic one where i can not manually open it and the truck does not have a brake booster line that I can pour it through

Where else can I put it in intake?
Old 07-22-2005, 12:40 AM
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Through the PCV valve line on the back of the drivers side valve cover.
Old 07-22-2005, 01:03 AM
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If you put the key to on (dont start) and press the gas pedal, doesn't the TB open? Maybe not but I thought it would. Have somebody sit in the seat and hold the pedal or use a brick. I may be full of , someone correct me.
Old 07-22-2005, 11:08 AM
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You can disconnect the brake booster line and pour it in through there and will clean your intake system. That is the way that I did mine.
Old 07-22-2005, 12:20 PM
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I have heard various stories about sea foam on this forum....I would do some research on here before you dump it
Old 07-22-2005, 01:11 PM
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Originally Posted by desTRUCKtive
You can disconnect the brake booster line and pour it in through there and will clean your intake system. That is the way that I did mine.
The newer trucks dont have a standard brake booster with the vacuum line. It looks like it has a pump or something on it. I didnt believe it till i saw it either.
Old 07-22-2005, 02:43 PM
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if your truck isn't started and you take off the intake tube you can push the throttle body open with you hand. i wouldn't do it if it was started though
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