Propeller Shaft Transmission Flange Fluid Seal Replacement (Four Wheel Drive)

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Propeller Shaft Transmission Flange Fluid Seal (Four Wheel Drive)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the transfer case from the transmission. Refer to the appropriate procedure: Remove Transfer Case Assembly. Refer to Transfer Case Assembly Replacement for the MP 3010-NPO transfer case Remove Transfer Case Assembly. Refer to Transfer Case Assembly Replacement for the MP 3023/3024-NQH transfer case
1	Propeller Shaft Transmission Flange Fluid Seal Procedure Use the J-6125-B hammer and J-36825-A remover to remove the seal. Use care in order to avoid damaging the output shaft bushing. Lubricate the seal with clean transmission fluid. Use the DT-50648 installer to install the seal. Special Tools DT-50648 Case Seal Installer J-6125-B Slide Hammer with Adaptor J-36825-A Output Shaft Oil Seal Remover For equivalent regional tools, refer to Special Tools .

Callout

Component Name

Preliminary Procedure
Remove the transfer case from the transmission. Refer to the appropriate procedure:

Remove Transfer Case Assembly. Refer to Transfer Case Assembly Replacement for the MP 3010-NPO transfer case
Remove Transfer Case Assembly. Refer to Transfer Case Assembly Replacement for the MP 3023/3024-NQH transfer case

Propeller Shaft Transmission Flange Fluid Seal

Procedure

Use the J-6125-B hammer and J-36825-A remover to remove the seal. Use care in order to avoid damaging the output shaft bushing.
Lubricate the seal with clean transmission fluid.
Use the DT-50648 installer to install the seal.

Special Tools

DT-50648 Case Seal Installer
J-6125-B Slide Hammer with Adaptor
J-36825-A Output Shaft Oil Seal Remover

For equivalent regional tools, refer to Special Tools .