Thread: Help: Having trouble after header install

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  1. #41 Re: Help: Having trouble after header install 
    I live here. Slick2500's Avatar
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    Quote Originally Posted by Scottydoggs View Post


    the line from the top of the sc to the fire wall is what powers your hvac controls.

    make sure all the evap lines are good and the one to the map. you may have leaned on them and snapped one.
    Just so we are clear on this this is NOT the correct vac diagram for a 97 GTP or any 96-97 L67 for that matter this one is.

    2003 Redfire Metallic Chevy Tahoe Z71 - Airaid Modular Intake Tube, Flowmaster Exhaust.
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  2. #42 Re: Help: Having trouble after header install 
    Killa Bee Scottydoggs's Avatar
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    i must have missed it was a 97. silly vac tree on the blower.

    98 Buick Regal GS, F body brakes, Caddy STS wheels, tinted tails L36 bottom end, lightly ported heads, 1.95 roller rockers, headers, gen 5 N* 3.0 pulley, FSIC, 42 lb injectors, a BrandonHall rebuilt trans, DHP tuned and AEM water/Meth injection https://goo.gl/gpV5kW
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  3. #43 Re: Help: Having trouble after header install 
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    Yea I did replace all the vacuum lines tho. I think this thread will be helpful to others in the future. So much info here. This is a great community!
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