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Home >> Chevrolet >> 2012 >> Tahoe PPV >> Repair and Diagnosis >> External Pages >> Different car >> Section 919 (Automatic Transmission - 6L50/6L80/6L90 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Off-Vehicle Repair Instructions >> 1-2-3-4 & 3-5 Reverse Clutch Overhaul (6L90) >> 3-5 Reverse Clutch Piston Removal

3-5 Reverse Clutch Piston Removal

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of 3-5 Reverse Clutch Piston & Components
GM1555360Courtesy of GENERAL MOTORS CORP.
3-5 Reverse Clutch Piston Removal

Callout Component Name

Preliminary Procedure

  1. Install the 1-2-3-4 and 3-5 reverse clutch housing assembly onto the torque converter (with fluid pump) housing assembly.
  2. Apply hand pressure on the 1-2-3-4 clutch piston housing while applying compressed air to the apply passage in order to unseat the 3-5 reverse clutch piston.
1 1-2-3-4 Clutch Piston Housing Retaining Ring
NOTE: Refer to Retaining Ring Reuse Notice .

Special Tool: 
DT 47867  Adjustable Clutch Spring Compressor. See Special Tools .
2 1-2-3-4 Clutch Piston Housing
3 3-5 Reverse Clutch Spring
4 3-5 Reverse Clutch Piston
Tip:  It may be necessary to turn the housing assembly upside down and carefully tap the housing against a flat surface in order to release the piston.