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

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Fig 1: Measuring 3-5 Reverse Clutch Backing Plate Retaining Ring (6L80/6L90)

Courtesy of GENERAL MOTORS COMPANY

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 magnetic base adapter onto the torque converter housing. Install DT-47868-1 clutch pack travel weight onto the 3 - 5 reverse clutch backing plate. Install the J-26900-13 magnetic base onto DT-47868-2 magnetic base adapter. Attach the GE-8001 dial indicator set to the J-26900-13 magnetic base and zero out the dial indicator on the DT-47868-1 clutch pack travel weight. Special Tools DT-47868-1 Clutch Pack Travel Weight DT-47868-2 Magnetic Base Adapter GE-8001 Dial Indicator Set J-26900-13 Magnetic Base Equivalent regional tools: Special Tools
1	3 - 5 Reverse Clutch Apply Passage Procedure Apply compressed air to the apply passage hole, and observe the dial indicator measurement. Refer to Clutch Backing Plate Retaining Ring Specifications (6L80)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 magnetic base adapter onto the torque converter housing.
Install DT-47868-1 clutch pack travel weight onto the 3 - 5 reverse clutch backing plate.
Install the J-26900-13 magnetic base onto DT-47868-2 magnetic base adapter.
Attach the GE-8001 dial indicator set to the J-26900-13 magnetic base and zero out the dial indicator on the DT-47868-1 clutch pack travel weight.

Special Tools

DT-47868-1 Clutch Pack Travel Weight
DT-47868-2 Magnetic Base Adapter
GE-8001 Dial Indicator Set
J-26900-13 Magnetic Base

Equivalent regional tools: Special Tools

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