Chevrolet Silverado / GMC Sierra. Service manual — part 793

1-2-3-4 AND 3-5 REVERSE CLUTCH BEARING ASSEMBLY REPLACEMENT

Fig. 156: Replacing 1-2-3-4 and 3-5 Reverse Clutch Bearing Assembly
Courtesy of GENERAL MOTORS CORP.

1-2-3-4 and 3-5 Reverse Clutch Bearing Assembly Replacement

6

Tip: After the retaining ring is installed, determine
clutch piston travel in order to verify if the correct
selective retaining ring is being used. Refer to 3-5
Reverse Clutch Backing Plate Retaining Ring
Measurement (6L80/6L90).

clutch assembly.

Callout

Component Name

3-5 Reverse Clutch Bearing

2008 Chevrolet Silverado 1500

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

Sierra & Silverado

1-2-3-4 AND 3-5 REVERSE CLUTCH OVERHAUL (6L90)

1-2-3-4 AND 3-5 REVERSE CLUTCH PLATES REMOVAL

1

Specification: Install the bearing flush to 0.3 mm
below the thrust surface.

Special Tools

DT 47865 Bearing Remover. See Special
Tools.

DT 47866 Bearing Installer. See Special
Tools.

J 8092 Driver Handle

J 45124 Removal Bridge. See Special Tools.

NOTE:

Install the NEW bearing assembly with the seal side
up. Improper installation of the bearing may cause
damage to the transmission.

NOTE:

Do not reuse the bearing. Install a NEW bearing.
Reusing an old bearing may cause damage to the
transmission.

2008 Chevrolet Silverado 1500

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

Sierra & Silverado

Fig. 157: 1-2-3-4 and 3-5 Reverse Clutch Plates Removal
Courtesy of GENERAL MOTORS CORP.

1-2-3-4 and 3-5 Reverse Clutch Plates Removal

Callout

Component Name

1

3-5 Reverse Clutch Backing Plate Retaining
Ring

2

3-5 Reverse Clutch Backing Plate

3

3-5 Reverse Clutch Plate Assembly (Qty: 5)

4

3-5 Reverse Clutch Plate (Qty: 5)

5

3-5 Reverse Clutch (Waved) Plate

6

3-5 Reverse Clutch Apply Ring

7

1-2-3-4 Clutch Backing Plate Retaining Ring

2008 Chevrolet Silverado 1500

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

Sierra & Silverado

1-2-3-4 CLUTCH PISTON REMOVAL

Fig. 158: Removing 1-2-3-4 Clutch Piston
Courtesy of GENERAL MOTORS CORP.

8

1-2-3-4 Clutch Backing Plate

9

1-2-3-4 Clutch Plate Assembly (Qty: 6)

10

1-2-3-4 Clutch Plate (Qty: 6)

11

1-2-3-4 Clutch (Waved) Plate

2008 Chevrolet Silverado 1500

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

Sierra & Silverado