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Thread: Please help a novice!

  1. #1
    Electronic Ignition!
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    Please help a novice!

    Im very familiar with obd 2 tuning. I have HPT and EFI Live and that ive been tuning my stuff for a while...
    Now i have my 86 2.8 5 speed 4wd Blazer. Has 7429 ecu with ASP prom id. I, for the life of me, cant figure oit how to connect with my truck. I want to scan and log some data
    I have an aldl cable from OBD Diagnostics and ive downloaded TunerPro RT a while back. I found a $3f mask bit other than that im having trouble. Can some1 please give me some help with this??? Thank you so much!!!

  2. #2
    Super Moderator dave w's Avatar
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    Link to TunerPro OBD1 Datastream Definitions: http://www.tunerpro.net/gmOBDI.htm

    The attached .ads and .adx files are for the 86 - 87 LL2 2.8 V6.

    dave w
    Attached Files Attached Files

  3. #3
    Super Moderator dave w's Avatar
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    Wikipedia Link for GM 60 degree V6 engines: https://en.wikipedia.org/wiki/Genera..._V6_engine#LC1

    Awesome link to figure out engine codes!
    dave w

  4. #4
    Electronic Ignition!
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    Thank you very much Dave. Ill check those files out. These are the 2 ecus i have. The ASB 7429 is my 86 2.8 4wd 5 speed. The ARW 7429 is my 86 2.8 2wd auto.





  5. #5
    Electronic Ignition!
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    Got.it working
    Thank you!

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