3-5 Reverse Clutch Backing Plate Retaining Ring Measurement (6L80/6L90)

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Fig 1: View Of Backing Plate Retaining Ring

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Install the 1-2-3-4 and 3-5 reverse clutch housing with the 1-2-3-4 and 3-5 reverse clutch plates installed, onto the torque converter housing. Install the DT 47868-2 onto the torque converter housing. See Special Tools . Install DT 47868-1 onto the 3-5 reverse clutch backing plate. See Special Tools . Install the J 26900-13 onto DT 47868-2 . See Special Tools . Attach the J 8001 to the J 26900-13 and zero out the dial indicator on the DT 47868-1 . See Special Tools . Special Tools DT 47868-1 Clutch Pack Travel Weight. See Special Tools . DT 47868-2 Magnetic Base Adapter. See Special Tools . J 8001 Dial Indicator Set J 26900-13 Magnetic Base. See Special Tools .
1	3-5 Reverse Clutch Apply Passage Tip: Apply compressed air to the apply passage hole, and observe the dial indicator measurement. Refer to Clutch Backing Plate Retaining Ring Specifications (6L80) or Clutch Backing Plate Retaining Ring Specifications (6L90) .

Callout

Component Name

Preliminary Procedures

Install the 1-2-3-4 and 3-5 reverse clutch housing with the 1-2-3-4 and 3-5 reverse clutch plates installed, onto the torque converter housing.
Install the DT 47868-2 onto the torque converter housing. See Special Tools .
Install DT 47868-1 onto the 3-5 reverse clutch backing plate. See Special Tools .
Install the J 26900-13 onto DT 47868-2 . See Special Tools .
Attach the J 8001 to the J 26900-13 and zero out the dial indicator on the DT 47868-1 . See Special Tools .

Special Tools

DT 47868-1 Clutch Pack Travel Weight. See Special Tools .
DT 47868-2 Magnetic Base Adapter. See Special Tools .
J 8001 Dial Indicator Set
J 26900-13 Magnetic Base. See Special Tools .

3-5 Reverse Clutch Apply Passage
Tip: Apply compressed air to the apply passage hole, and observe the dial indicator measurement. Refer to Clutch Backing Plate Retaining Ring Specifications (6L80) or Clutch Backing Plate Retaining Ring Specifications (6L90) .