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Home >> GMC >> 2018 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 287 (Automatic Transmission - 8L45 (M5N M5T) Or 8L90 (M5U) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Case Extension Assemble (8L45) >> 1-2-3-4-5 Reverse Clutch Piston Installation

1-2-3-4-5 Reverse Clutch Piston Installation

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 1-2-3-4-5 Reverse Clutch Piston
GM4043791Courtesy of GENERAL MOTORS COMPANY
1-2-3-4-5 Reverse Clutch Piston Installation

Callout Component Name
1 Output Shaft Bearing

Special Tools

  • DT-51087  Bearing Installer
  • GE-8092  Driver Handle

For equivalent regional tools, refer to Special Tools .
2 1-2-3-4-5-Reverse Clutch Piston Dam Inner Seal (O-ring)
CAUTION:

Refer to Seal Reuse Caution .

NOTE:

Install a NEW seal, it is not reusable.
3 1-2-3-4-5-Reverse Clutch Piston Dam Inner Seal
CAUTION:

Refer to Seal Reuse Caution .

NOTE:

Install a NEW seal, it is not reusable.
4 1-2-3-4-5- Reverse Clutch Piston Outer Seal
CAUTION:

Refer to Seal Reuse Caution .

NOTE:

Install a NEW seal, it is not reusable.
5 1-2-3-4-5-Reverse Clutch Piston
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