1995 GMC Envoy not going into 4 wheel drive

1995 GMC ENVOY
110,000 MILES • 6 CYL • 4WD • AUTOMATIC
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WOOD01FISH
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  • 1 POST
tranny only stays in 2 wheel high
when selecter is turned to any position nothing happens. also light on selecter not working
Nov 25, 2008 at 11:23 AM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi:
If the 4x4 unit will not engauge, you problem most likely lies with the actuator located on the transfer case. Check it for power when shifting from 2 to 4 wheel drive. If you're getting power, the actuator needs replaced.

Let me know what you find.

Joe
Dec 2, 2008 at 5:42 PM