Chevrolet Silverado / GMC Sierra. Service manual — part 1139

Fig. 424: View Of Front Fluid Seal Retainer & Oil Seal Assembly
Courtesy of GENERAL MOTORS CORP.

2. Remove the front fluid seal retainer (244).

3. Remove the oil seal assembly (243).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 425: Identifying Pump Body Bushing
Courtesy of GENERAL MOTORS CORP.

4. Using the J 41778-1 (1) with an arbor press, remove the pump body bushing (242). 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. 426: Identifying Pump Body Bushing & Special Tool J 41778-1
Courtesy of GENERAL MOTORS CORP.

5. Using J 41778-1 (1) with an arbor press, install a new pump body bushing (242). 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. 427: Identifying J 41778-2 Special Tool & Pump Body Bushing
Courtesy of GENERAL MOTORS CORP.

6. Use the J 41778-2 (1) to ensure proper bushing depth. See Special Tools.

OIL PUMP BODY ASSEMBLE

Tools Required

J 25016 Pump Seal and Speedometer Gear Installer. See Special Tools.

J 36850 Transjel Lubricant. 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