1999 Chevy Tahoe service four wheel drive

1999 CHEVROLET TAHOE
140,500 MILES • V8 • 4WD • AUTOMATIC
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FRONNY08
  • MEMBER
  • 1 POST
i have a 99 tahoes wit about 140500 miles on it. the service 4 wheel drive light has been on for a while now and wont go into 4wheel. the push buttons dont light up either.
Feb 9, 2010 at 11:45 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Have you checked to see if there is power to the 4wd actuator on the transfer case? Have you had the computer scanned?
Feb 15, 2010 at 2:37 AM
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