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Type: Posts; User: Dr.Auto

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  1. That's too bad. It seams that the hardware would...

    That's too bad. It seams that the hardware would be capable.

    Can I assume that it will never happen because of programming licensing?
  2. Can I use the MPVI Pro as a J2534 pass thru programmer?

    I'm just curious if this is possible. I'm sure the answer is...... yes and no? I suspect its yes.... in the aspect that I can program anything I want. But no as in unless I know exactly what was...
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    VCM enhancments settings

    I'm working on a 2002 GMC k2500HD 8.1L we installed an STS turbo kit on it a few years ago but now he is taking the kit off to put on a newer truck. I'm trying to put the tune back to stock and don't...
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    Ok I will give that a try. It looks like...

    Ok I will give that a try.

    It looks like your approach is setting the ignition timing to a set 16deg then let fuel trims tune the VE table in the idle range? I like that idea. Makes good sense....
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    Either I'm really stupid and you guys are just...

    Either I'm really stupid and you guys are just laughing at me with no comments..... or... no one has anything to say about this?
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    bump. seeking input from the Napa know...

    bump. seeking input from the Napa know how......er... I mean HpTuner know how masters.
  7. Thread: 8.1 Swap tune

    by Dr.Auto
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    I'm working with a 8.1 right now. I have noticed...

    I'm working with a 8.1 right now. I have noticed there are a few spark multiplier tables you need to consider or zero out. Be sure to check those out. Also.... it doesn't seam to matter how much I...
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    so here is a datalog from lunch break. I decided...

    so here is a datalog from lunch break. I decided to see what happens when I turn on the fuel trims. the idle surge seamed to be worse.
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    2005 silverado 8.1L idle tuning SD

    alright guys. So I have a 2005 Silverado with 8.1L bone stock except for the STS turbo kit installed on it. Converted it to speed density and trying to get the tune right. There are a few issues I...
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    that seams mostly normal to me... at least the...

    that seams mostly normal to me... at least the 100kpa with key on and engine not running as atmospheric pressure is 101.325kpa at sea level....
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    alright guys. Things are going well.... But I...

    alright guys. Things are going well.... But I have #3 more things I have questions about. Same truck. If I need to I'll start another thread but thought I might just continue in this one.

    #1 So...
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    Ok. Latest news. My problem #3 (all info...

    Ok. Latest news. My problem #3 (all info populating only the 400RPM column) is fixed. I figured out what was wrong and it was my own fault like I thought. In the event of trying to set up...
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    Hmmm. ok. I will try to reload the config. I was...

    Hmmm. ok. I will try to reload the config. I was going back and forth between different configs trying to figure out the Idle Desired Airflow. I'll play around with it some more after the holiday. I...
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    Hey Ron, Thanks for the response. I read that...

    Hey Ron,
    Thanks for the response. I read that post and all I have to say at this point is the hardest part I've experienced with HpTuners is setting up the VCM scanner for your needs.

    Hopefully...
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    VCM scanner help

    So I've been using HpTuners for about 4 months. Compared to other PGEFI systems I have used I find the scanner side very difficult to use. I say this in regards to it is very capable and options are...
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