Chevrolet Silverado / GMC Sierra. Service manual — part 1640

7. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .

8. Fill the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill) or

Cooling System Draining and Filling (Static Fill).

TURBOCHARGER COOLANT HOSES/PIPES REPLACEMENT (LMM - OUTLET PIPE)

Removal Procedure

1. Remove the turbocharger coolant inlet pipe. Refer to Turbocharger Coolant Hoses/Pipes

Replacement (LMM - Inlet Pipe) or Turbocharger Coolant Hoses/Pipes Replacement
(LMM - Outlet Pipe).

2. Remove the generator mounting bracket. Refer to Generator Bracket Replacement

(4.3L) or Generator Bracket Replacement (4.8L, 5.3L, 6.0L, and 6.2L) or Generator
Bracket Replacement (6.6L) .

3. Remove the exhaust gas recirculation (EGR) cooler assembly. Refer to Exhaust Gas

Recirculation Valve Cooler Replacement .

4. Remove the cooling fan clutch. Refer to Fan Clutch Replacement (Diesel).

2008 Chevrolet Silverado 1500

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

Fig. 105: View Of Turbocharger Coolant Outlet Hose & Clamps
Courtesy of GENERAL MOTORS CORP.

5. Reposition the hose clamp at the bypass pipe.

6. Remove the turbocharger coolant outlet hose from the bypass pipe.

2008 Chevrolet Silverado 1500

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

Fig. 106: View Of Turbocharger Outlet Coolant Pipe
Courtesy of GENERAL MOTORS CORP.

7. Reposition the turbocharger coolant outlet hose clamp.

8. Remove the turbocharger coolant outlet hose from the pipe on the turbocharger.

2008 Chevrolet Silverado 1500

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

Fig. 107: View Of Coolant Pipe
Courtesy of GENERAL MOTORS CORP.

9. Remove the turbocharger coolant outlet pipe bolt and nut.

2008 Chevrolet Silverado 1500

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