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  1. I noticed that about my Walbro too. I added...

    I noticed that about my Walbro too. I added another second to my prime time under Fuel System > Fuel Pressure. The main thing to remember is turn the key on for the amount of prime time before you...
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    Posting this in case someone else has the same...

    Posting this in case someone else has the same problem and comes looking for a solution. I finally was able to experiment with the throttle bodies. Just made a short WOT run with an LS2 throttle...
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    Well maybe not the harness, I read several posts...

    Well maybe not the harness, I read several posts about the LS3 TB fluttering at higher boost with blowers that draw the air thru the TB instead of push. I found an additional couple of posts that...
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    Fluttering Throttle Body ???

    Confirming, is this what a fluttering throttle body looks like in the scanner? I have a stock airbox, tube, MAF, and pedal. But the throttle body is an LS3 (gold blade). This could explain a lot...
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    Yeah I shouldn't have mentioned those changes in...

    Yeah I shouldn't have mentioned those changes in the thread, had a reactive moment with tendencies towards mass changes targeted at not REP'n anymore. I have a bigger fuel pump now and willing to...
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    I had some other crazy stuff happening with the...

    I had some other crazy stuff happening with the manifold vacuum patch applied (injector fuel cutting, REP mode), so I have unapplied it now. I am returnless with WB450, 3 bar map sensor, but running...
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    I re-flashed with Flex Fuel Disabled. This time...

    I re-flashed with Flex Fuel Disabled. This time PE worked with Stabilitrak off. Fluke or related?
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    Stabilitrak Off equals No PE ???

    Two runs back to back. Stabilitrak on and PE. Stabilitrak off and No PE. I see on another thread someone had an issue with PE working in a 2010 with Flex Fuel mode on, is this related? Never had...
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    I think you are referencing the prediction...

    I think you are referencing the prediction coefficients and burst knock table relationship that was brought up in the previous thread. I zero'd out both mine based on that thread.
  10. The stock ZL1 tune I pulled out of the tune...

    The stock ZL1 tune I pulled out of the tune repository has an enrichment rate of 0.02. Isn't that a similar strategy as slowing the throttle opening rate? I have been under the impression that...
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    electronic stability

    electronic stability
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    If the March post below you made is still the...

    If the March post below you made is still the same vehicle, you have the 7084 OS so its not the older OS that needed to be updated. You should really relook at GHuggins suggestions on injection...
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    That sux on the screen. When you can you should...

    That sux on the screen. When you can you should really post up a tune and log of the event.
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    What is the OS number in your ECM? Asking...

    What is the OS number in your ECM? Asking because Mr. Google found an A/C idle issue with GM's 12633056 that apparently is fixed with an updated ECM and BCM reflash.
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    Any codes? Being old school, I would start by...

    Any codes? Being old school, I would start by looking for an electrical problem first, like low voltage from a failing battery or generator. The A/C loads up Cabin fan motor and Radiator fan motors...
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    Interesting, my 2010 E38 truck tables are all...

    Interesting, my 2010 E38 truck tables are all zero'd out except for base, current, and corrected.
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    Breach Birth

    Just sharing. After inspecting and torqueing everything else, and thinking how stupid it is to do it but feeling a little desperate I looked up the tailpipe. What a way to spend a Saturday. It...
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    :shrug: That was my question in post #58 of...

    :shrug: That was my question in post #58 of below thread 3 weeks ago. Would be nice to know more about this tab in general for vehicles not originally fitted with S/C.
    ...
  19. The thread referred to below, read down to Russ...

    The thread referred to below, read down to Russ Kemp's comments. Looks like the OP in this thread also had a Yank 3600, might be a worth an PM to him to find out how it turned out.
    ...
  20. I had read somewhere in the past that somebody...

    I had read somewhere in the past that somebody experienced the lockup bouncing because of hitting with too much pressure. Just to rule that out you might try going back with stock gain 1.5, stock...
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    It would also need an ignition source since he is...

    It would also need an ignition source since he is not high compression like a diesel unless you have a turbo cool down (i.e. like in some after-market alarms) and it runs a couple of more minutes...
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    Pre-EFI cars use to knock on sometimes (cheap gas...

    Pre-EFI cars use to knock on sometimes (cheap gas and/or carbon buildup). The carbon stays hot (glows like an ember). Gulf had the No Nox commercials going 40+ years ago to solve all your problems...
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    Below in italics came from a reply I got from...

    Below in italics came from a reply I got from Greg in to 2008 to a post on a Gen III. In the early days part of the suggested tuning process was to put 1.0 across in the bias table to keep it from...
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    I think I found my answer at the bottom of this...

    I think I found my answer at the bottom of this old thread. cheers

    http://www.hptuners.com/forum/showthread.php?42987-Please-help-explain-Flow-Rate-Injector-Flow-Rate-Modifier-vs-IAT
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    Thanks, that is what I have been doing to date. ...

    Thanks, that is what I have been doing to date. What I have not done to date is capitalize on the flow rate IAT multiplier to tune less swing, I have been leaving it 1.0 across. I am asking where...
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