Chevrolet Silverado / GMC Sierra. Service manual — part 1096

If the end play measurement is incorrect, refer to End Play Specifications . Choose a new
selective thrust washer (616) based on the original selective washer and the information
contained in the table.

If the dial indicator shows no end play, the selective thrust washer (616) and thrust bearing
(615) may have been misassembled.

9. Correct the end play by changing the selective thrust washer (616).

OIL PUMP REMOVAL

Tools Required

J 45053 Universal Clamp Press. See Special Tools.

Removal

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 270: Locating Pump Bolts & Seals
Courtesy of GENERAL MOTORS CORP.

1. Remove all pump bolts (2) and pump bolt seal (3).

2. Install J 45053 over stator shaft. See Special Tools. Tighten the clamp bolts (1).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

3. To prevent slipping, securely fasten the J 45053 around the stator shaft by tightening the

bolts (1) with a wrench. See Special Tools.

Fig. 271: Locating Pump Assembly
Courtesy of GENERAL MOTORS CORP.

4. Turn the T-handle of the J 45053 to pull the pump assembly (4) from the case. See Special

Tools.

5. Lift the pump (4) out of the case.

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado

Fig. 272: View Of Fluid Pump Seal & Gasket
Courtesy of GENERAL MOTORS CORP.

6. Remove the fluid pump seal (5).

7. Remove the pump cover to case gasket (6).

2008 Chevrolet Silverado 1500

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

Silverado, Sierra & Silverado