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  1. 4x4 Drivetrain
    we have a 2006 GMC Envoy Denali, it has had an intermittent SERVICE STABILITRAC light, sometimes under semi hard acceleration, sometimes braking hard, so no real pattern , the SERVICE 4WD light is also intermittent and random, however as of yesterday it did something new. The service 4WD light...
  2. 4x4 Drivetrain
    I have a 2004 Envoy with just under 190,000 miles the four-wheel drive worked about 2 weeks ago and I went to use it last night and the light on the selector switch blinks and I can hear the actuator trying to engage the four-wheel drive under the suv but then it kicks back to too high and puts...
  3. 4x4 Drivetrain
    I was in the hood today installing a new radio in my 2003 Trailblazer LT and I noticed that where the 4 wheel drive switch should be (mine is just a circle with trees and "trailblazer" in its place) there is a plug with a bunch of wires running to it. Why would there be a bunch of wires and a...
  4. 4x4 Drivetrain
    When switching from 2W drive to A4W the light does not change or blink, the 4W drive works fine and engages perfectly, even the 2W drive works. Any ideas as to what the problem is, or could be?
  5. 4x4 Drivetrain
    So. This has been an issue for my envoy for quite some time. It first started when I would make hard U turns, the 4 wheel drive would engauge and it would be very diffficult to turn. It happens often enough to make it a nusiance. Now, while driving it will engauge out of no where. The switch...
1-5 of 5 Results