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Thread: 1228747 ECM Information $4F

  1. #1
    EFI GearHead ! EagleMark's Avatar
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    1228747 ECM Information $4F

    1228747 ECM Information $4F

    This ECM was used in 89-90 Chevy trucks with manual and turbo 400 trans.

    Click here for details on how to read error codes known as Check Engine Light (CEL) or Service Engine Soon (SES) can be found in this thread.

    *Work in progress*

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

  2. #2
    EFI GearHead ! EagleMark's Avatar
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    TunerPro XDF and ADX files for 1228747 $4F GM ECM

    Seems there are 2 ALDL.ds files for this mask.
    A58.ds is Light Duty and marked LD
    A106.ds Heavy Duty is marked HD
    Attached Files Attached Files
    Last edited by 1project2many; 11-19-2012 at 11:08 PM.

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

  3. #3
    EFI GearHead ! EagleMark's Avatar
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    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  4. #4
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    $4F hac for 1228747 ECM

    Adding a hac of $4F...
    Attached Files Attached Files
    • File Type: zip 4F.zip (315.4 KB, 179 views)

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

  5. #5
    EFI GearHead ! EagleMark's Avatar
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    1228747 Wiring Diagrams

    1228747 Wiring diagrams.
    Attached Images Attached Images

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

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