GMC 1989 Light Duty Truck Repair Manual page 276

4C3-6 T TRUCK FRONT AXLE
R E M O V A L
-33791-2
F-04696
Figure 12— Removing the Pinion Bearing
IN S T A L L A T IO N
J-33791-1
J-33791-3
J-33791-2
Figure 13 — R em oving th e In n er Pinion
Bearing Cup
95. C a rrie r A s s e m b ly
F-01670
Figure 15— R eplacing th e Case B ushings