Thread: Getting knock w/ 3.4 pulley & All suported mods

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  1. #1 Getting knock w/ 3.4 pulley & All suported mods 
    GTX Level Member GOTIT4CHEAP16's Avatar
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    I just installed my zzp mps yesterday and i am getting up to 3* of knock @ WOT and i have all the supported mods installed. Speed daddy headers, AL104'S, 180 tstat w/ pcm & fans tuned for it, custom cat back dual exhaust system, zzp wizaired cai. Any and all help would be greatly appreciated.
    Gen V, 3.0, Stage 2 heads, XP Cam, SD Headers, N*, LQ4, ZZP Stage 2 Gen 3 Intercooler, CAI, AL 104's Gapped to .055, #130 Springs, 42.5lb Injectors, ZZP Tune.

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  2. #2 Re: Getting knock w/ 3.4 pulley & All suported mods 
    DUI BABY Bio248's Avatar
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    its the tune. get a better one.

    also, 3* is not a lot, even on a 3.4 pulley.
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  3. #3 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GT Level Member SliceTheRice's Avatar
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    Quote Originally Posted by Bio248 View Post
    also, 3* is not a lot, even on a 3.4 pulley.
    What's acceptable on a 3.4 pulley?

    2000 Pontiac Grand Prix GTP
    (3.4 MPS, DHP 1.0 tune, ZZP Plog & 3" DP, 2.5" cat-back exhaust, resonator delete, AL104 plugs, 180* T-stat, Falken Ziex 245/45/18 tires)
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  4. #4 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTP Level Member 01gpgt01's Avatar
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    Quote Originally Posted by SliceTheRice View Post
    What's acceptable on a 3.4 pulley?

    In short None. THE OP's issue is the fueling is WAY lean
    2001 GT. A few here and there mods http://www.streetfire.net/video/2001...ynp_208097.htm

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  5. #5 Re: Getting knock w/ 3.4 pulley & All suported mods 
    EX GTP OWNER shawngtp's Avatar
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    torque managment is doin it. Listen to bio ^^
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  6. #6 Re: Getting knock w/ 3.4 pulley & All suported mods 
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    Quote Originally Posted by shawngtp View Post
    torque managment is doin it. Listen to bio ^^
    apparently torque management just takes the timing out directly and doesnt show up as KR.

    schrader valve has a black cap on it and its located on the fuel rail. Twists off.
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  7. #7 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTX Level Member GOTIT4CHEAP16's Avatar
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    Quote Originally Posted by matt5112 View Post
    apparently torque management just takes the timing out directly and doesnt show up as KR.

    schrader valve has a black cap on it and its located on the fuel rail. Twists off.

    Thanks matt. Would i need some special tool to check the pressure?
    Gen V, 3.0, Stage 2 heads, XP Cam, SD Headers, N*, LQ4, ZZP Stage 2 Gen 3 Intercooler, CAI, AL 104's Gapped to .055, #130 Springs, 42.5lb Injectors, ZZP Tune.

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  8. #8 Re: Getting knock w/ 3.4 pulley & All suported mods 
    DUI BABY Bio248's Avatar
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    Quote Originally Posted by matt5112 View Post
    apparently torque management just takes the timing out directly and doesnt show up as KR.
    kinda. i was seeing 'false' knock retard because of it pulling timing at shifts. just a little bit though.
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  9. #9 Re: Getting knock w/ 3.4 pulley & All suported mods 
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    Quote Originally Posted by Bio248 View Post
    kinda. i was seeing 'false' knock retard because of it pulling timing at shifts. just a little bit though.
    Timing retard from torque management will not be in the form of knock retard.

    Knock retard is exactly what the name says, timing retarded from the presence (or if you believe in false knock, perceived presence) of knock by the pcm and knock sensors.


    @OP... Burn up a tank of gas and get the SeaFoam out of it.. Then start your scanning for tuning. I doubt you will be running SeaFoam every day you drive in the future..
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  10. #10 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTX Level Member GOTIT4CHEAP16's Avatar
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    I have a DHP tuner. So i basically have to tune my torque management? Should i tune myself or get an intense tune and start from there and modify the bin as i add more mods?
    Gen V, 3.0, Stage 2 heads, XP Cam, SD Headers, N*, LQ4, ZZP Stage 2 Gen 3 Intercooler, CAI, AL 104's Gapped to .055, #130 Springs, 42.5lb Injectors, ZZP Tune.

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  11. #11 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTP Level Member 01gpgt01's Avatar
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    Quote Originally Posted by GOTIT4CHEAP16 View Post
    I have a DHP tuner. So i basically have to tune my torque management? Should i tune myself or get an intense tune and start from there and modify the bin as i add more mods?
    Post a scan on www.scandepot.net scan the following:

    Throttle position
    Boost PSI
    RPM
    Speed
    LFT's Long term
    O2 in MV
    Maf in HZ not Lb
    Timing
    Intake air temps
    Injector duty cycle
    2001 GT. A few here and there mods http://www.streetfire.net/video/2001...ynp_208097.htm

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  12. #12 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTX Level Member GOTIT4CHEAP16's Avatar
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    Quote Originally Posted by 01gpgt01 View Post
    Post a scan on www.scandepot.net scan the following:

    Throttle position
    Boost PSI
    RPM
    Speed
    LFT's Long term
    O2 in MV
    Maf in HZ not Lb
    Timing
    Intake air temps
    Injector duty cycle

    I couldnt even find some of those to scan but here is my scan though. I think im going to do what 02grandprixiraqvet said and find someone with a 3.4 tune and modify it for my car. Maybe someone on the powertuner site can give me one. Do any of you guys have one i could have? Id appreciate it.

    october scan from gotit4cheap16 -- Scan Depot dot net
    Gen V, 3.0, Stage 2 heads, XP Cam, SD Headers, N*, LQ4, ZZP Stage 2 Gen 3 Intercooler, CAI, AL 104's Gapped to .055, #130 Springs, 42.5lb Injectors, ZZP Tune.

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  13. #13 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTP Level Member 01gpgt01's Avatar
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    Quote Originally Posted by GOTIT4CHEAP16 View Post
    I couldnt even find some of those to scan but here is my scan though. I think im going to do what 02grandprixiraqvet said and find someone with a 3.4 tune and modify it for my car. Maybe someone on the powertuner site can give me one. Do any of you guys have one i could have? Id appreciate it.

    october scan from gotit4cheap16 -- Scan Depot dot net
    That scan was pretty Useless with out knowing 02's,timing, And throttle position. But from what I see the pcms pulling fuel WOT and your trims are all over the place. Which isnt good. Your maf needs a good tune.. http://www.scandepot.net/viewscan.php?pk=5280 this is what you want your scan to look like. If I were you I would learn how to scan and tune. It will only help you in the long run. Load in the correct pids and post another scan For your reference http://wiki.opentuner3800.com/index....et_a_Good_Scan Ignore the VE tune all together its worthless
    Last edited by 01gpgt01; 10-03-2010 at 05:30 PM.
    2001 GT. A few here and there mods http://www.streetfire.net/video/2001...ynp_208097.htm

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  14. #14 Re: Getting knock w/ 3.4 pulley & All suported mods 
    youtu.be/xhrBDcQq2DM FoSHO99's Avatar
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    I wouldn't get another file off of a random car. If anything, use a dhp 1.0 you can get off the powrtuner website until you learn how to scan and tune properly yourself. Make your own tune so you know whats changing or has changed.

    I would download UvScan to scan. Then Eddies table modifier to do a bunch of maf tuning. Make small changes each time and flash it with powrtuner. Make sure to save the files in order so you can always go back to something if you don't like that change.
    2001 GTP PT61 Turbo, E85, Stock Motor
    2011 Chevy Cruze MT6 1.4L Turbo
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  15. #15 Re: Getting knock w/ 3.4 pulley & All suported mods 
    The Blue One blueguy's Avatar
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    Should just get a damn DHP PCM like a told you to months ago.
    Sold WBody's: '03 Blue GTP/'98 Green GTP/'98 Silver GT/'05 GXP
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  16. #16 Re: Getting knock w/ 3.4 pulley & All suported mods 
    Donating Users 16MustangVet's Avatar
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    Buying a tune doesnt make any sense to me if you have a tuner find someone thats running a 3.4 setup and modify their bin file that shouldn't be to hard.
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  17. #17 Re: Getting knock w/ 3.4 pulley & All suported mods 
    DUI BABY Bio248's Avatar
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    you have a powertuner? hook that **** up and use it!

    torque management is pulling timing in the upper rpm to save your transmission. once you push the limits off all the torque measurements way out it goes away. then your transmission blows up, or at least mine did.
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  18. #18 Re: Getting knock w/ 3.4 pulley & All suported mods 
    resident snitch gtpinsc's Avatar
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    do u have a vibration in floorboard under heavy load?

    02 GTP with mods 05 GP for DD
    Quote Originally Posted by SuperSport View Post
    The majority of the people here are potheads who want to buy good condition parts at junkyard prices.
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  19. #19 Re: Getting knock w/ 3.4 pulley & All suported mods 
    GTP Level Member 01gpgt01's Avatar
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    Quote Originally Posted by gtpinsc View Post
    do u have a vibration in floorboard under heavy load?
    That knock isnt false. False knock is like 0,0,0,0,3.8,0,0,0,0, When knock builds stays consistent like in his scan its real
    2001 GT. A few here and there mods http://www.streetfire.net/video/2001...ynp_208097.htm

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  20. #20 Re: Getting knock w/ 3.4 pulley & All suported mods 
    resident snitch gtpinsc's Avatar
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    Quote Originally Posted by 01gpgt01 View Post
    That knock isnt false. False knock is like 0,0,0,0,3.8,0,0,0,0, When knock builds stays consistent like in his scan its real
    my downpipe on sway bar held constant 5-6* with a matco scanner through top of each gear on stock pulley with intake and headers. just puttin it out there. and i have the same headers he has.

    02 GTP with mods 05 GP for DD
    Quote Originally Posted by SuperSport View Post
    The majority of the people here are potheads who want to buy good condition parts at junkyard prices.
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