Chevrolet Silverado / GMC Sierra. Service manual — part 1675

RADIATOR AIR UPPER BAFFLE AND DEFLECTOR REPLACEMENT

Removal Procedure

Outlet Duct Replacement

3. Remove the surge tank inlet hose. Refer to Exterior Trim Emblem Removal

Notice .

4. Remove the charge air cooler inlet and outlet pipes. Refer to Charge Air Cooler

Inlet Pipe Replacement and Charge Air Cooler Outlet Pipe Replacement .

5. Remove the radiator inlet hose. Refer to Radiator Inlet Hose Replacement (Non-

HP2).

6. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement

(Non-HP2).

1

Radiator Bolt (Qty: 4)
Tip: Radiator is mounted to the charged air cooler.

2

Radiator Assembly

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 242: View Of Upper Grille Baffle
Courtesy of GENERAL MOTORS CORP.

1. Remove the radiator air upper baffle retainers (Qty 8).

2. Remove the radiator air upper baffle.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 243: View Of Upper Grille Baffle
Courtesy of GENERAL MOTORS CORP.

1. Install the radiator air upper baffle.

2. Install the radiator air upper baffle retainers (Qty 8).

COOLANT HEATER REPLACEMENT (LH6, LY2, LMG, LY5, AND LY6)

Removal Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 244: View Of Oil Pan Skid Plate & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Drain the cooling system/engine block. Refer to Cooling System Draining and Filling

(Vac-N-Fill) or Cooling System Draining and Filling (Static Fill).

2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

3. For 1500 series vehicles, remove the oil pan skid plate bolts and plate, if equipped.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado