Chevrolet Silverado / GMC Sierra. Service manual — part 1140

Assemble

Fig. 428: View Of Oil Seal Assembly
Courtesy of GENERAL MOTORS CORP.

1. Using the J 25016 (1), install the oil seal assembly (243). See Special Tools.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 429: View Of Fluid Seal Retainer
Courtesy of GENERAL MOTORS CORP.

2. Install the fluid seal retainer (244).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 430: Identifying O-Ring Seal & Oil Seal Ring
Courtesy of GENERAL MOTORS CORP.

3. Install an O-ring seal (202) and oil seal ring (201) into the groove on the back side of the

pump slide (203).

4. Use J 36850 , or an equivalent, to retain the seal and the ring on the slide. See Special

Tools.

5. Install the pivot pin spring (204) into the pump body pocket.

6. Install the seal support (208) and the pump slide seal (209) into the pump slide (203).

Retain with J 36850 or equivalent. See Special Tools.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

7. Install the pump slide (203).

The oil seal ring must face downward into the pump pocket.

8. Install the pivot pin (205), index the slide notch with the pivot pin.

Fig. 431: Identifying Fluid Pump slide Outer Spring
Courtesy of GENERAL MOTORS CORP.

9. Install the fluid pump slide outer spring (245).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado