Engine Cooling
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Engine Cooling
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC Table
- DTC P0480: Cooling Fan Relay 1 Control Circuit
- DTC P0483 Or P0493: Cooling Fan System Performance Or Cooling Fan Overspeed
- DTC P0495: Cooling Fan Speed High
- DTC P0526: Cooling Fan Speed Sensor Circuit
- DTC P1258: Engine Coolant Overtemperature - Protection Mode Active
- DTC P1481: Cooling Fan Speed Sensor Circuit
- DTC P1482: Cooling Fan Speed Output Circuit
- DTC P1484: Cooling Fan System Performance
- Symptoms - Engine Cooling
- Engine Coolant Temperature Indicator Always On
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Pressure Cap Testing
- Coolant Leak Testing
- Excessive Fan Noise
- Fan Clutch Diagnosis
- Repair Instructions
- Draining and Filling Cooling System (LL8)
- Draining and Filling Cooling System (LM4)
- Flushing
- Radiator Cleaning
- Coolant Recovery Reservoir Replacement
- Radiator Hose Replacement - Inlet (LM4)
- Radiator Hose Replacement - Inlet (LL8)
- Radiator Hose Replacement - Outlet (LM4)
- Radiator Hose Replacement - Outlet (LL8)
- Radiator Vent Inlet Hose Replacement
- Fan Clutch Replacement
- Cooling Fan and Shroud Replacement
- Cooling Fan Relay Replacement
- Thermostat Replacement (4.2L Engine)
- Thermostat Replacement (5.3L Engine)
- Coolant Air Bleed Pipe Assembly Replacement (5.3L Engine)
- Coolant Air Bleed Hose Replacement (5.3L Engine)
- Water Outlet Housing Replacement
- Water Pump Replacement (LL8)
- Water Pump Replacement (LH6)
- Radiator Replacement (LL8)
- Radiator Replacement (LM4)
- Coolant Heater Replacement (LM4)
- Coolant Heater Replacement (LL8)
- Coolant Heater Cord Replacement
- Description and Operation
- Special Tools and Equipment