Thread: boost problem

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  1. #1 boost problem 
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    so ive searched for vac leaks tested the BBV changed my filter and replaced my belt and have scanned for KR with scan tool showing 0* my my DIC bar still only reads half boost at WOT and i have a definite lack of power just noticed it 2 days ago. i know i should have headers BUT these are my mods p/p lim and s/c, tb spacer, hai, 3.4 pulley any ideas? how do i check my tensioner? (no other gtp to compare to)
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  2. #2 Re: boost problem 
    The mod from over yonder TheOtherNick's Avatar
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    what psi are you seeing, lego blocks dont mean anything.
    01 gtp-big cam e85 dd 78dodge- guzzling fuel 05 cummins- rollin coal
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  3. #3 Re: boost problem 
    Perma-Banned! JK LOL Explicit_Spade's Avatar
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    Lego blocks are the only way to measure boost!
    Quote Originally Posted by W-Body Store
    Remember, GM engineers didn't take into account your need for speed.
    Daily Driver: 06 Grand Prix GT / 9.4:1 CR / IS3 Heads / Ported Gen V / ZZP Headers / HPT Pro / Pulleys: 4.25, 3.8, 3.5, 3.4, 3.2, 3.0, 2.9, 2.7
    Projects: 86 Monte Carlo SS / 98 Sonoma / 74 Honda CB750
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  4. #4 Re: boost problem 
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    dont have a gauge but im def. not boosting like i should. i will get a gauge soon AND headers.
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  5. #5 Re: boost problem 
    The mod from over yonder TheOtherNick's Avatar
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    Where in iowa are ya?
    01 gtp-big cam e85 dd 78dodge- guzzling fuel 05 cummins- rollin coal
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  6. #6 Re: boost problem 
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    McCallsburg/ames
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  7. #7 Re: boost problem 
    GTP Level Member 01gpgt01's Avatar
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    maybe a bad map sensor?
    2001 GT. A few here and there mods http://www.streetfire.net/video/2001...ynp_208097.htm

    2009 Hummer H3 Solar flare premium
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  8. #8 Re: boost problem 
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    ^^any way to test this theory?
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  9. #9 Re: boost problem 
    Perma-Banned! JK LOL Explicit_Spade's Avatar
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    By replacing it with a new map sensor...
    Quote Originally Posted by W-Body Store
    Remember, GM engineers didn't take into account your need for speed.
    Daily Driver: 06 Grand Prix GT / 9.4:1 CR / IS3 Heads / Ported Gen V / ZZP Headers / HPT Pro / Pulleys: 4.25, 3.8, 3.5, 3.4, 3.2, 3.0, 2.9, 2.7
    Projects: 86 Monte Carlo SS / 98 Sonoma / 74 Honda CB750
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  10. #10 Re: boost problem 
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    ^^ lol good call
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  11. #11 Re: boost problem 
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    thamk you my friends for the help i wil be trying any and all ideas posted tomorrow and report bak asap colonel.
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  12. #12 Re: boost problem 
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    So I did nothing to my car last night and all Lego blocks aside I had boost on my way to work...? Lol it fixed itself or…?
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