GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2001
🢒
Blazer - 4WD - RHD
🢒
Driveline/Axle
🢒
Transfer Case - NVG 236/246-NP8 (Two Speed Automatic)
🢒 Extension Housing Rear Oil Seal
Tools Required:
J 21426
Rear Extension Seal Installer
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Remove the propeller shaft. Refer to
Rear Propeller Shaft Replacement
in Propeller Shaft .
Remove the rear extension oil seal.
Installation Procedure
Install the new seal using
J 21426
.
Install the propeller shaft. Refer to
Rear Propeller Shaft Replacement
in Propeller Shaft .
Lower the vehicle.
Check the transmission fluid level.
Use Dexron® III Automatic Transmission Fluid.