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06 GMC Envoy - 4WD problem

debm715debm715 Member Posts: 1
edited December 2017 in GMC
4 wheel drive not engaging when put in gear. Shouldnt all 4 wheels be spinning?


  • 0patience0patience Member Posts: 1,712
    Either the fuse for the front hub actuator has blown or the actuator is bad.
    Not a terrible job to replace the actuator, but they aren't cheap, so check all fuses and make sure they aren't blown.

    Here is a how to video on the actuator replacement.
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