Section 808 (Engine Cooling System)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 GMC Savana Special, 2006 GMC Savana Camper Special, 2006 GMC Savana, 2006 Chevrolet RV Cutaway, and 2006 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Engine Cooling
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC P1258
- Symptoms - Engine Cooling
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Pressure Cap Testing
- Coolant Leak Testing
- Fan Clutch Diagnosis
- Repair Instructions
- Draining and Filling Cooling System (Static Fill)
- Draining and Filling Cooling System (Vac N Fill)
- Flushing
- Radiator Cleaning
- Surge Tank Replacement
- Coolant Recovery Reservoir Replacement
- Surge Tank Hose/Pipe Replacement - Inlet
- Radiator Hose Replacement - Inlet (LU3, LR4, LM7, LQ4)
- Radiator Hose Replacement - Inlet (LLY)
- Radiator Hose Replacement - Outlet (LU3, LR4, LM7, LQ4)
- Radiator Hose Replacement - Outlet (LLY)
- Radiator Vent Inlet Hose Replacement
- Engine Oil Cooler Pipe/Hose Quick Connect Fitting
- Engine Oil Cooler Hose/Pipe Replacement
- Engine Oil Cooler Replacement - Auxiliary
- Fan Replacement
- Fan Clutch Replacement
- Thermostat Housing Replacement
- Thermostat Replacement (4.3L)
- Thermostat Replacement (6.6L)
- Thermostat Housing Crossover Replacement
- Coolant Air Bleed Pipe Assembly Replacement (4.8L, 5.3L, and 6.0L Engines)
- Coolant Air Bleed Hose Replacement (4.8L, 5.3L, and 6.0L Engines)
- Water Pump Replacement (4.3L Engine)
- Water Pump Replacement (4.8L, 5.3L, and 6.0L Engines)
- Water Pump Replacement (6.6L)
- Fan Shroud Replacement - Upper
- Fan Shroud Replacement - Lower
- Radiator Replacement
- Coolant Heater Replacement (4.3L)
- Coolant Heater Replacement (4.8L, 5.3L, and 6.0L)
- Coolant Heater Replacement (6.6L)
- Coolant Heater Cord Replacement
- Description and Operation
- Special Tools and Equipment