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  1. #1

    Question 1988 gmc Suburban V1500 wiring diagram and harness

    i cant find any diagrams or wiring harness's for my burban and any one point me in the right direction to find it?
    1988 GMC Suburban V1500 Sierra Classic 4x4
    w/ 2" lift, 89 SBC 350ci
    Rear axle is a 10 bolt with 28 spline axel shafts posi-tracktion
    Transmition is a 700r4/4l60 with a np208 transfer case
    the brake system is a JB5

  2. #2
    Sr. Engineer
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    http://www.justanswer.com/gm/4fcxh-g...shuts-off.html

    Found this same as 88.... guess it is okay to post...if not let me know.

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