Express 2500 V8-6.6L DSL Turbo (2010)
Thermostat: Service and Repair
VIN 6
Engine Coolant Thermostat Replacement (LLY,LBZ)
Removal Procedure
1. Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (4.3L, 4.8L, 5.3L, 6.0L, 6.2L, 7.0L) (See: Fan
Shroud/Service and Repair/Engine Coolant Fan Upper Shroud Replacement) Engine Coolant Fan Upper Shroud Replacement (Diesel) (See: Fan
Shroud/Service and Repair/Engine Coolant Fan Upper Shroud Replacement).
2. Remove the intake manifold. Refer to Intake Manifold Tube Replacement (LMM) (See: Engine/Intake Manifold/Service and Repair/Intake
Manifold Tube Replacement).
3. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) (See: Service and Repair/Procedures/Cooling System
Draining and Filling (Static Fill)) Cooling System Draining and Filling (Vac N Fill) (See: Service and Repair/Procedures/Cooling System
Draining and Filling (Vac N Fill)) Cooling System Draining and Filling (Static Fill LGH) (See: Service and Repair/Procedures/Cooling System
Draining and Filling (Static Fill VIN L)).
4. Compress the clamp and disconnect the radiator inlet hose from the thermostat housing.