Chevrolet Silverado / GMC Sierra. Manual — part 797

Fig. 166: 1-2-3-4 Clutch Backing Plate Retaining Ring Measurement
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

1. Install the 1-2-3-4 and 3-5 reverse clutch housing with the 1-2-3-4 clutch plates

installed, onto the torque converter housing.

2. Install the DT 47868-2 onto the torque converter housing. See Special Tools.

3. Install DT 47868-1 and DT-47868-3 onto the 1-2-3-4 clutch backing plate. See

Special Tools.

4. Install the J 26900-13 onto DT 47868-2 . See Special Tools.

5. 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.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

3-5 REVERSE CLUTCH BACKING PLATE RETAINING RING MEASUREMENT
(6L80/6L90)

DT 47868-2 Magnetic Base Adapter. See Special Tools.

DT-47868-3 Clutch Travel Weight Adapter. See Special Tools.

J 8001 Dial Indicator Set

J 26900-13 Magnetic Base

1

1-2-3-4 Clutch Apply Passage
Tip: Apply compressed air to the apply passage
hole, at least 3 times and observe the dial indicator
measurement each time. This action "fluffs" the
clutch plates to ensure an accurate measurement.
Refer to Clutch Backing Plate Retaining Ring
Specifications (6L80) or Clutch Backing Plate
Retaining Ring Specifications (6L90) .

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 167: 3-5 Reverse Clutch Backing Plate Retaining Ring Measurement (6L80/6L90)
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

1. 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.

2. Install the DT 47868-2 onto the torque converter housing. See Special Tools.

3. Install DT 47868-1 onto the 3-5 reverse clutch backing plate. See Special Tools.

4. Install the J 26900-13 onto DT 47868-2 . See Special Tools.

5. Attach the J 8001 to the J 26900-13 and zero out the dial indicator on the DT 47868-

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado