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Chevrolet Silverado / GMC Sierra. Manual - part 1654
Fig. 158: View Of Turbocharger Coolant Outlet Hose & Clamps
Courtesy of GENERAL MOTORS CORP.
16. Reposition the turbocharger coolant return pipe hose clamp.
17. Remove the turbocharger coolant return pipe hose.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 159: View Of Fuel Line Bracket Bolt & Thermostat Housing Crossover (6.6L
LMM)
Courtesy of GENERAL MOTORS CORP.
18. Remove the fuel line bracket bolt at the thermostat housing crossover.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 160: View Of Water Pump Inlet Pipe Bolts
Courtesy of GENERAL MOTORS CORP.
19. Remove the water pump inlet pipe bolts.
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 161: View Of Thermostat Housing
Courtesy of GENERAL MOTORS CORP.
20. Remove the thermostat housing crossover bolts and nuts.
21. Remove the thermostat housing crossover, with the bypass pipe.
22. Remove and discard the thermostat bypass pipe to water pump O-ring seal.
23. Remove and discard the thermostat housing crossover gaskets.
24. If necessary, perform the following:
1. Remove the thermostat bypass pipe from the thermostat housing crossover.
2. Remove and discard the thermostat bypass pipe O-ring seal.
3. Remove the thermostat cover bolts and cover.
4. Remove the thermostats.
5. Remove and discard the thermostat seals.
25. If required, clean and inspect the thermostat housing. Refer to Engine Coolant
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Cooling - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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