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Type: Posts; User: matt87

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    I would start by using a wide band to tune the...

    I would start by using a wide band to tune the Maf and VE separately. Make sure to change both VE tables the primary and secondary. Make sure to tune fuel before changing anything else. Once those...
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    So my problem turned out to be a bad ignition...

    So my problem turned out to be a bad ignition coil wire. I didn't suspect a bad wire as they all looked good. Didn't notice the problem until it was dark out. Replaced it and all the kr went away....
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    Knock Retard 99 Jimmy

    Hi I am having a new problem with KR that wasn't there previously. I tuned the vehicle after doing a mild camshaft, Shorty Headers and K&N cold air intake. I had done the Maf and the Ve tables all...
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    Ya I have been tuning with AFR error and works...

    Ya I have been tuning with AFR error and works great, have my Lc2 set to match my 14.4 command but just ordered AFR500 was hoping to use Lambda with it. That way I don't have to set my command back...
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    Got it to show up in the channel list and doesn't...

    Got it to show up in the channel list and doesn't log. Looks like I am stuck using Air Fuel Command. Thanks for the help really appreciate it.
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    72695 This is all that shows up. Thanks Sorry...

    72695
    This is all that shows up. Thanks
    Sorry don't know why it is sideways.
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    1999 GMC Jimmy Scanning Fuel Command

    I have searched around on the forum to try and find out if the Black Box computer supports either EQ or Lambda command and I am not coming up with anything. I could be missing it but all I can find...
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    I have also read The Ultimate GM EFI tuning guide...

    I have also read The Ultimate GM EFI tuning guide by LaSota Racing and it kinda lays it out step by step if that is more what your looking for. What is it that your tuning?
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    ERM Performance Book

    Wanted to take the time to write a review for the ERM Performance book. I have read a few books by different authors and they all include a little information or tip that the next one does not. None...
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    Thank you for the answer 5FDP.

    Thank you for the answer 5FDP.
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    Can't find hi and low octane tables

    Hi been doing a lot of research to learn as much as I can and am trying to get started on some SD VE tuning. I am trying to tune a stock 1999 4.3 liter Jimmy but can't find the high or low octane...
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