Chevrolet Silverado / GMC Sierra. Service manual — part 860

5. Remove the engine protection shield. Refer to Engine Shield Replacement .

Fig. 70: View Of Oil Cooling Lines & Bolt
Courtesy of GENERAL MOTORS CORP.

6. Remove the cooling lines from the transmission. Refer to Transmission Fluid Cooler

Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

7. Remove the oil cooling lines from the vehicle.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 71: View Of Oil Cooling Lines & Bolt
Courtesy of GENERAL MOTORS CORP.

1. Install the transmission oil cooler lines to the vehicle.

2. Install the cooling lines to the transmission. Refer to Transmission Fluid Cooler

Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 72: View Of Transmission Cooler Hoses
Courtesy of GENERAL MOTORS CORP.

3. Install the engine protection shield. Refer to Engine Shield Replacement .

4. Lower the vehicle.

5. Install the transmission fluid cooler hose to the radiator. Refer to Transmission Fluid

Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

6. Install the transmission fluid cooler hose to the auxiliary oil cooler. Refer to Transmission

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

7. Install the radiator grille. Refer to Radiator Grille Replacement (Chevrolet) or

Radiator Grille Replacement (GMC) .

TRANSMISSION FLUID AUXILIARY COOLER REPLACEMENT

Removal Procedure

Fig. 73: View Of Auxiliary Oil Cooler, Bolts & Push Pins
Courtesy of GENERAL MOTORS CORP.

1. Remove the radiator grille. Refer to Radiator Grille Replacement (Chevrolet) or

Radiator Grille Replacement (GMC) .

2. Place a drain pan under the vehicle.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado