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Home >> Cadillac >> 2009 >> Escalade Base, AWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 6L80/6L90 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - Off Vehicle >> 1-2-3-4 and 3-5 Reverse Clutch Overhaul (6L90) >> 1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement

1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement

Fig 1: Replacing 1-2-3-4 and 3-5 Reverse Clutch Piston Seals
GM1555367Courtesy of GENERAL MOTORS CORP.
1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement

Callout Component Name
CAUTION: Refer to Seal Reuse Caution .
Preliminary Procedure: Lubricate all seals with automatic transmission fluid (ATF) prior to installation.
1 1-2-3-4 Clutch Piston Seal
2 3-5 Reverse Clutch Piston Dam (O-Ring) Seal
3 3-5 Reverse Clutch Piston Inner Seal
4 1-2-3-4 Clutch Piston Housing
5 3-5 Reverse Clutch Piston Outer Seal
6 3-5 Reverse Clutch Piston
7 1-2-3-4 Clutch Piston Inner Seal
CAUTION: Do not install a NEW 1-2-3-4 clutch piston inner seal yet. A special tool used to install the 1-2-3-4 clutch piston housing retaining ring may damage the seal if the seal is installed prior to installing the retaining ring. Refer to 3-5 Reverse Clutch Piston Installation.
8 1-2-3-4 Clutch Piston Housing Seal
9 1-2-3-4 Clutch Piston Housing Seal