GMC Sierra Four Wheel Drive Light

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3 discussions

Service 4wd Light Comes On.

2006 GMC SIERRA

2006 Gmc Sierra 4wd Shifts Itself From 2 Hi To 4low While Sitting Unattended In A Parking Lot. What Is The Likely Culprit? When I Arrive...

1 ANSWER

Asked by TomK

2002 GMC SIERRA

My Gmc 2002 Sierra Has The Service 4wd Light On. The Truck Moves In Auto 4wd, 4wd Hi, And 4wd Lo, But Will Not Move In 2wd Hi. The Truck Is...

1 ANSWER

Asked by joel.s.holmes

1999 GMC SIERRA

I Am Looking For Suggestions For 1999 Gmc 2500 4x4 System. All Lights Illuminated, Push Button 4x4 Wont Engage Cant See Or Hear Issue With...

1 ANSWER

Asked by lukelukeluke

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