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Home >> GMC >> 2016 >> Terrain SL, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Automatic Transmission - 6T70 (M7U M7W) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 3-5-Reverse and 4-5-6 Clutch Housing Disassemble >> 4-5-6 Clutch Piston Removal

4-5-6 Clutch Piston Removal

WARNING: This page is about a different variant/trim than selected.
Fig 1: 4-5-6 Clutch Piston And Spring Assembly
GM2742781Courtesy of GENERAL MOTORS COMPANY
4-5-6 Clutch Piston Removal

Callout Component Name
1 4-5-6 Clutch Dam Retaining Ring

Special Tools

  • DT-47693  Dam Protector
  • GE 8059  Snap Ring Pliers-Parallel Jaw or equivalent

For equivalent regional tools, refer to Special Tools .
2 4-5-6 Clutch Piston Fluid Dam

Procedure:

  1. Place the 3-5-R and 4-5-6 clutch housing onto the case cover assembly.
  2. Apply shop air to the 4-5-6 clutch feed hole using a rubber tipped air gun to dislodge the dam piston and the 4-5-6 clutch piston from the clutch housing.
3 4-5-6 Clutch Spring Assembly
4 4-5-6 Clutch Piston
5 4-5-6 Clutch Piston Outer Seal (Stepped)
6 4-5-6 Clutch Piston Outer Seal (Rounded)
7 4-5-6 Clutch Piston Inner Seal
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