TrailBlazer 4WD V8-5.3L VIN M (2006)
Seals and Gaskets: Service and Repair
NVG 226-NP8 - Transfer Case
(Trailblazer Ext, Envoy XL, Envoy Xuv)
Transfer Case Output Shaft Seal Replacement - Front (TrailBlazer EXT, Envoy XL, Envoy XUV)
Tools Required
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J45236 Output Shaft Seal Installer - Front
Removal Procedure
1. Raise the vehicle.
2. Remove the transfer case shield, if equipped.
3. Remove the front propeller shaft.
4. Remove the dust shield from the front output shaft.
5. Lightly tap the screw driver around the edge of the front output shaft seal.