Not sure what's wrong with our 93 Sierra

Asked by Apr 12, 2016 at 05:35 PM about the 1993 GMC Sierra 1500 K1500 4WD Extended Cab LB

Question type: Maintenance & Repair

We lost two wheel drive, we were driving in
two wheel drive an heard a low clunk an lost
drive. So he put it in four wheel drive an it
worked so we drove it a few blocks back
home. What could be wrong with it? Four
wheel everything works. Two wheel nothing
works.

1 Answer

30

Your rear pinion gear probably sheared off and is laying in the bottom of the axle casing if not there are problems with the transfer case

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