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Home >> Cadillac >> 2019 >> CTS Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 133 (Automatic Transmission - 8L45 (M5N) Or 8L90 (M5U) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 1-3-5-6-7 Clutch Assemble (8L45) >> 1-3-5-6-7 Clutch Piston Installation

1-3-5-6-7 Clutch Piston Installation

WARNING: This page is about a different car, the 2018 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of 1-3-5-6-7 Clutch Piston Components
GM3703494Courtesy of GENERAL MOTORS COMPANY
1-3-5-6-7 Clutch Piston Installation

Callout Component Name
1 1-3-5-6-7 Clutch Piston Seal - Outer
CAUTION:

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


Procedure 
Install a NEW seal. Do NOT reuse the old seal.
2 1-3-5-6-7 Clutch Piston Seal - Inner
Procedure 
Install a NEW seal. Do NOT reuse the old seal.
3 1-3-5-6-7 Clutch Piston Dam Seal
Procedure 
Install a NEW seal. Do NOT reuse the old seal.
4 1-3-5-6-7 Clutch Piston