2002 gmc sierra 4x4 ?

2002 GMC SIERRA
92,000 MILES • V8 • 4WD • AUTOMATIC
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GBARCLAY2G1
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  • 1 POST
hi, i have a 2002 gmc sierra 1500 slt 4x4. the service 4x4 light keeps coming on and i just serviced the transfer case and gear boxes. the light still comes on. any ideas as to why this keeps happening?
Jan 11, 2011 at 8:02 PM
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JACOBANDNICKOLAS
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 110,190 POSTS
You need to have the computer scanned. It is trying to tell you there is an issue with a sensor, the actuator... That light isn't to tell you to change the oil in the transfer case.
Feb 25, 2011 at 2:38 AM