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Home >> Cadillac >> 2018 >> Escalade Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 25 (Automatic Transmission - 8L90 (M5U) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 1-3-5-6-7 Clutch Assemble >> Turbine Shaft Fluid Seal Ring Installation

Turbine Shaft Fluid Seal Ring Installation

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: Turbine Shaft Fluid Seal Ring
GM3703546Courtesy of GENERAL MOTORS COMPANY
Turbine Shaft Fluid Seal Ring Installation

Callout Component Name
1 Turbine Shaft Fluid Seal Ring (Qty: 4)
CAUTION:

Do not use old seal rings. Install NEW seal rings. Reusing old seal rings may cause internal transmission leaks and transmission damage.

CAUTION:

Size the fluid seal rings for at least 5 minutes after installation to obtain proper seal ring size. Failure to do so may cause internal transmission leaks and transmission damage.

Procedure

  1. Adjust the turn screw on DT-50910-3  seal protector and install the bottom seal ring first.
  2. Use the large taper side of DT-50910-1  seal sizer for initial seal sizing, then flip the tool over for final sizing.
NOTE:

Install NEW seals. Do NOT reuse old seals.


Special Tool 
DT-50910  Seal Installer
Equivalent regional tools: Special Tools


Fig 1: Turbine Shaft Fluid Seal Ring
GM3703552Courtesy of GENERAL MOTORS COMPANY
Turbine Shaft Fluid Seal Ring Installation

Callout Component Name
1 Turbine Shaft Fluid Seal Ring (Qty: 3)
CAUTION:

Do not use old seal rings. Install NEW seal rings. Reusing old seal rings may cause internal transmission leaks and transmission damage.

CAUTION:

Size the fluid seal rings for at least 5 minutes after installation to obtain proper seal ring size. Failure to do so may cause internal transmission leaks and transmission damage.

Procedure

  1. Adjust the turn screw on DT-50911-3  seal protector and install the bottom seal ring first.
  2. Use the large taper side of DT-50911-1  seal sizer for initial seal sizing, then flip the tool over for final sizing.
NOTE:

Install NEW seals. Do NOT reuse old seals.


Special Tool 
DT-50911  Seal Installer
Equivalent regional tools: Special Tools
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