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Home >> GMC >> 2021 >> Terrain SLT, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 122 (Automatic Transmission - 9T45 (M3U) Or 9T50 (M3D M3H) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 1-Reverse and 1-2-3-4-5-6 Clutch Piston Housing Installation

1-Reverse and 1-2-3-4-5-6 Clutch Piston Housing Installation

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
GM4375424Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 1 - Reverse and 1 - 2 - 3 - 4 - 5 - 6 Clutch Piston Housing
Procedure 
Make sure lube holes line up properly.
NOTE:

Before Installing 1 - Reverse and 1 - 2 - 3 - 4 - 5 - 6 Clutch Piston Housing, check for proper operation. The 1 - Reverse Backing Plate should spin freely in one direction and lock in the other direction. A slight ratcheting noise may be heard when spinning in the free direction.