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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 398 (Automatic Transmission - 6L80/6L90 - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Low and Reverse Clutch Overhaul (6L90) >> Low and Reverse Clutch Piston Removal

Low and Reverse Clutch Piston Removal

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Fig 1: Low And Reverse Clutch Piston
GM1555313Courtesy of GENERAL MOTORS CORP.
Low and Reverse Clutch Piston Removal

Callout Component Name
1 Low and Reverse Clutch Spring Retaining Ring
CAUTION:

Ensure the DT 47779 contacts the sprag assembly and not the sprag retaining ring. Damage to the sprag may result.


Special Tool 
DT 47779  Clutch Spring Compressor
For equivalent regional tools, refer to Special Tools .
2 Low Clutch Sprag Assembly
3 Low and Reverse Clutch Spring
4 Low and Reverse Clutch Piston Assembly
TIP:  It may be necessary to apply air to the apply passage in order to unseat the piston.
5 Low Clutch Sprag Seal
CAUTION:

Refer to Seal Reuse Caution .