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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Automatic Transmission - 6L90 (MYD) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 1-2-3-4 and 3-5 Reverse Clutch Overhaul >> 1 - 2 - 3 - 4 and 3 - 5 Reverse Clutch Piston Seals Replacement

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

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GM1555367Courtesy of GENERAL MOTORS COMPANY
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 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