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Thread: Timing jumpping from 8-18

  1. #1
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    Timing jumpping from 8-18

    I'm new to tuning and have been watching vids and reading forms for days I'm just trying to figure out why i cant build boost and my timing jumps so much and is all over the place thanks in advance

    Silverado awd speed den 80lb return fuel.hpl
    speed den 2 bar compared off 03 boosted whole tune_WLM_Revised_rev2_Map2bar steveo tune corected.hpt

  2. #2
    Tuning Addict 5FDP's Avatar
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    That log was only at idle, so I'm not sure what you want us to see from that. The minor timing jump can be from your over/underspeed spark correction being too aggressive and or a few other things with fueling, idle air control and overall timing.

    But your tune file is tuner locked, so we can't view the tune,

    And post all the details on the build, it's really helpful if people here know what you did to the vehicle.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

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    My bad i got destracted when i was going to put in the details LQ4 Gt45 hot side turbo 80lb 830cc injectors .600 valve springs. Someone else said that about tuner lock how do i turn that off?

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    Good ol' tuner lock. You can just about guarantee it's locked so that nobody sees what a hack job it is.

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    Im asking for help didnt know what tuner lock is tell me how to unlock it so you can see the hack job

  6. #6
    Senior Tuner 04silverado6.0's Avatar
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    Here is the bin file. One way to force entry.

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    Senior Tuner 04silverado6.0's Avatar
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    If anyone has time should be able to flash to a pcm and re read into hpt and bypass the lock.

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    Educate us further please. How did you get the .bin and how do you flash it back with HPT?

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    ill unlock it if its possible idk how i even locked it

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    Oh. Ohhhhh. Sorry. I didn't know you tuned it. Thought you had someone do the tune and you were wanting to go through it.

  11. #11
    Senior Tuner 04silverado6.0's Avatar
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    Should be able to write the bin with pcm hammer. I can do it tomorrow if a solution is not found.

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    Quote Originally Posted by SiriusC1024 View Post
    Oh. Ohhhhh. Sorry. I didn't know you tuned it. Thought you had someone do the tune and you were wanting to go through it.
    No sir I did I try not to ask for help but i really cant find the answer. Thank you

  14. #14
    Senior Tuner 04silverado6.0's Avatar
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    My method did not work. Must be something scrambled in the code.
    Edit: Doesn't seem to be "locked". Not sure whats up.
    Last edited by 04silverado6.0; 09-16-2024 at 11:07 PM.

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    Senior Tuner 04silverado6.0's Avatar
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    Last edited by 04silverado6.0; 09-16-2024 at 11:25 PM.

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    Senior Tuner 04silverado6.0's Avatar
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    Probably dont flash that file.

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    Quote Originally Posted by ucepnut1 View Post
    No sir I did I try not to ask for help but i really cant find the answer. Thank you
    Deka 80 injectors? VE is way inflated.

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    Quote Originally Posted by SiriusC1024 View Post
    Deka 80 injectors? VE is way inflated.
    They are some injectors I got from a buddy new never used they 12 ohms / high impedance static flow rate 80lb/hr @ 43.5 psi 300kpa 830cc/ min @43.5 psi fog type

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    Maybe a number on the side? Picture of the injector?

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    Quote Originally Posted by ucepnut1 View Post
    They are some injectors I got from a buddy new never used they 12 ohms / high impedance static flow rate 80lb/hr @ 43.5 psi 300kpa 830cc/ min @43.5 psi fog type
    These are the worst ones to use. without knowing exactly what they are, its always a ton of fun figuring them out.