FOUR WHEEL DRIVE DOES NOT ENGAUGE

  • Tiny
  • denny short
  • 1991 GMC S15
  • 6 CYL
  • 4WD
  • automatic

I have a 1991 gmc s-15 jimmy and the four wheel drive does not work. Where do I start looking to fix it and is there something common that goes bad with these trucks?

Friday, January 7th, 2011 AT 12:14 AM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,310 posts

Check for power to the 4wd actuator on the transfer case. If there is power, remove the actuator and check for operation.

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Thursday, February 10th, 2011 AT 7:05 PM

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