GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2003
🢒
TrailBlazer - 2WD
🢒
Driveline/Axle
🢒
Rear Drive Axle
🢒 Rear Axle Shaft Seal and/or Bearing Replacement
Tools Required
•
J 8092
Universal Driver Handle- ¾ in - 10
•
J 21128
Axle Pinion Oil Seal Installer
•
J 23690
Bearing Installer
•
J 2619-01
Slide Hammer
•
J 44685
Rear Axle Seal and Bearing Remover
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
.
Remove the tire and wheel assembly. Refer to
Tire and Wheel Removal and Installation
.
Remove the rear axle housing cover and the gasket. Refer to
Rear Axle Housing Cover and Gasket Replacement
.
Remove the axle shaft. Refer to
Rear Axle Shaft Replacement
.
Remove the axle shaft seal and/or the bearing from the axle housing using the
J 44685
(1) and the
J 2619-01
(2).
Installation Procedure
Install the axle shaft bearing using the
J 23690
(1) and the
J 8092
(2).
Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.
Install the axle shaft seal using the
J 21128
.
Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
Install the axle shaft. Refer to
Rear Axle Shaft Replacement
.
Install the rear axle housing cover and the gasket. Refer to
Rear Axle Housing Cover and Gasket Replacement
.
Install the tire and wheel assembly. Refer to
Tire and Wheel Removal and Installation
.
Fill the rear axle with axle lubricant. Use the proper fluid. Refer to
Rear Axle Lubricant Replacement
.
Lower the vehicle.