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  1. #1
    RIP EagleMark's Avatar
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    Automotive Diagnostics

    I've watched a few of this guy (ScannerDanner) videos over the years and they are very good! He's an instructor, not a back yard mechanic. So I thought I'd start a thread with some of the YouTube Videos that are pertinent to GM EFI systems and will add to them.

    Start off with GM Ignition ByPass system, one of the best explanations I have seen. Although this one is for a V6 DIS system it's information also falls back to TBI systems as well.


    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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  2. #2
    RIP EagleMark's Avatar
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    Understanding Short Term and Long Term Fuel Trim

    Understanding Short Term and Long Term Fuel Trim


    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  3. #3
    RIP EagleMark's Avatar
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    Fuel Pump and Pressure issues with Vortec CPI system.

    How to test an electric fuel pump (GM CPI case study)



    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  4. #4
    RIP EagleMark's Avatar
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    GM Fuel Pump Relay Testing

    GM Fuel Pump Relay Testing, really good stuff and info. Strange ending...



    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  5. #5
    Fuel Injected!
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    Nice videos. Learned all that yrs ago at school but good info for newcomers. Keep 'em coming.
    If it don't fit force it, if it don't force fit f&%@ it!

  6. #6
    RIP EagleMark's Avatar
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    I bumped into him by accident and then followed and found 192 videos. Not all are GM, this guy is good with everything. But as I look I'm going to put the GM specific that I know we can all learn from in this thread.

    Been a long time since I went to school but I felt like I was in school there! Well except for the scopes and scantools, no such animals when I was in school... well there was a scope for ignition work... Not all the videos are class room, most are class, but under hood!

    Some of these I knew fairly well, but he goes into great detail and you get a full understanding!

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

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