Silverado Classic 2500 4WD V8-6.6L DSL Turbo (2007)
Thermostat Housing: Service and Repair
Thermostat Housing Crossover Replacement
Thermostat Housing Crossover Replacement (6.6L Engine)
Removal Procedure
1. Remove the intake manifold cover.
2. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (w/RPO HP2) Draining
and Filling Cooling System (Vac-N-Fill).
3. Disconnect the negative battery cables.
4. Remove the upper fan shroud.
5. Remove the drive belt.
6. Disconnect the air conditioning (A/C) compressor clutch electrical connector (5).
7. Disconnect the A/C cut out switch electrical connector.
8. Remove the A/C compressor bolts.
9. Reposition the A/C compressor, with the hoses attached, to the right side of the engine compartment.
10. Remove the generator positive cable to generator nut.
11. Remove the positive cable from the generator.
