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Home >> Chevrolet >> 2007 >> Avalanche 5.3 3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 893 (Automatic Transmission - 6L50/6L80/6L90 - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - Off Vehicle >> 4-5-6 Clutch Overhaul (6L80) >> 4-5-6 Clutch Piston Removal

4-5-6 Clutch Piston Removal

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Cadillac Escalade EXT, 2007 Cadillac Escalade ESV, and 2007 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 4-5-6 Clutch Piston Component View
GM1555321Courtesy of GENERAL MOTORS CORP.
4-5-6 Clutch Piston Removal

Callout Component Name
1 4-5-6 Clutch Piston Dam Retaining Ring
NOTE: Use care when compressing the 4-5-6 clutch piston assembly, spring and dam assembly. Compressing the dam assembly too much may damage it.
NOTE: Refer to Retaining Ring Reuse Notice .

Special Tool: 
J 43074  Clutch Spring Compressor. See Special Tools .
2 4-5-6 Clutch Piston Dam Assembly
Tip:  It may be necessary to apply air pressure to remove the dam and piston.
3 4-5-6 Clutch Spring
4 4-5-6 Clutch Piston Assembly
Tip:  It may be necessary to apply air pressure to remove the piston.