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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1860 (Automatic Transmission - 6L80/6L90 - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> 2-6 Clutch Overhaul (6L90) >> 2-6 Clutch Piston Replacement

2-6 Clutch Piston Replacement

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Fig 1: 2-6 Clutch Piston
GM1555302Courtesy of GENERAL MOTORS CORP.
2-6 Clutch Piston Replacement

Callout Component Name
1 2-6 Clutch Spring Retaining Ring
TIP:  Ensure the DT 47761  spring compressor is centered over the clutch spring.
Special Tool 
DT 47761  Clutch Spring Compressor
For equivalent regional tools, refer to Special Tools .
2 2-6 Clutch Spring
CAUTION:

Ensure the spring tabs are facing down during installation and that the tabs fit between the teeth on the piston. Failure to do so may cause damage to the clutch assembly.

3 2-6 Clutch Piston Assembly
TIP:  It may be necessary to apply air to the apply passage in order to unseat the piston.