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Thread: 97 sierra 4.3 compatability

  1. 03-16-2009 #1
    LEOMAC23
    LEOMAC23 is offline
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    Question 97 sierra 4.3 compatability

    just wonder what the difference in the 97 to 98 sierra trucks is that makes the 97 not compatable??
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  2. 03-16-2009 #2
    Bill@HPTuners
    Bill@HPTuners is offline
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    (foff667)     Bill@HPTuners's Avatar
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    The pcm is the difference.
    It doesn't have to be perfect, it just needs to be done in two weeks...

    A wise man once said "google it"
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