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MM2 wireing

Discussion in 'Truck & Equipment Repair' started by craigie, Mar 20, 2011.

  1. craigie

    craigie Junior Member
    Messages: 7

    I have a fisher MM2 today i bought a 4 port isolation module with compleat wireing for a dodge, my problem is that i have a gmc so the lighting harness wont work, from what i see i need to pull 3&4 and replace? and what wire harness do i need for a 2000 gmc 1500?:confused:
  2. mcwlandscaping

    mcwlandscaping 2000 Club Member
    Messages: 2,557

    Run your vehicle through the ematch system on fishers website and that will give you the #'s you need
  3. craigie

    craigie Junior Member
    Messages: 7

    Thanks that helped alot, now all I need to do is find one, used hopefully