Section 679 (Engine Cooling System)
WARNING: This page is about a different car, the 2004 Cadillac CTS. 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
- Diagnostic System Check - Engine Cooling
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC P0480, P0481, P0691, P0692, P0693, or P0694: Cooling Fan Relay Control Circuit
- DTC P1258: Engine Coolant Overtemperature - Protection Mode Active
- Symptoms - Engine Cooling
- Low Engine Coolant Indicator Always On
- Cooling Fan Always On
- Cooling Fan Inoperative
- Cooling Fan Always On - Auxiliary
- Cooling Fan Inoperative - Auxiliary
- After Boil Coolant Pump Inoperative
- Coolant Bypass Valve Inoperative
- Engine Overheating (LY7)
- Engine Overheating (LA3, LY9)
- Engine Overheating (LS6)
- Loss of Coolant (M 35)
- Loss of Coolant (M 82)
- Thermostat Diagnosis (LA3, LY9)
- Thermostat Diagnosis (LY7)
- Thermostat Diagnosis (LS6)
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature (LY7, LS6)
- Engine Fails To Reach Normal Operating Temperature (LA3, LY9)
- Pressure Cap Testing
- Coolant Leak Testing
- Repair Instructions
- Draining and Filling Cooling System (LA3, LY9)
- Draining and Filling Cooling System (LY7)
- Draining and Filling Cooling System (LS6)
- Flushing
- Radiator Cleaning
- Surge Tank Replacement (LHD M 35)
- Surge Tank Replacement (RHD)
- Surge Tank Replacement (LHD M 82 LY7)
- Surge Tank Replacement (LHD M 82)
- Surge Tank Replacement (LHD M35 LS6)
- Surge Tank Replacement (LS6)
- Surge Tank Hose/Pipe Replacement - Inlet (LY7)
- Surge Tank Hose/Pipe Replacement - Inlet (LHD)
- Surge Tank Hose/Pipe Replacement - Inlet (RHD)
- Surge Tank Hose/Pipe Replacement - Inlet (LS6)
- Surge Tank Hose/Pipe Replacement - Outlet (LHD, LY7)
- Surge Tank Hose/Pipe Replacement - Outlet (LHD)
- Surge Tank Hose/Pipe Replacement - Outlet (RHD)
- Surge Tank Hose/Pipe Replacement - Outlet (LS6)
- Radiator Hose Replacement - Inlet (LY7)
- Radiator Hose Replacement - Inlet (LA3, LY9)
- Radiator Hose Replacement - Inlet (LS6)
- Radiator Hose Replacement - Outlet (LY7)
- Radiator Hose Replacement - Outlet (LA3, LY9)
- Radiator Hose Replacement - Outlet (LS6)
- Throttle Body Heater Hose/Pipe Replacement - Inlet (LA3, LY9)
- Throttle Body Heater Hose/Pipe Replacement - Inlet (LS6)
- Cooling Fan Replacement - Electric (LY7)
- Cooling Fan Replacement - Electric (LS6)
- Cooling Fan Motor Replacement - Electric
- Cooling Fan and Motor Replacement - Auxiliary
- Thermostat Housing Replacement (LA3, LY9)
- Thermostat Housing Replacement (LY7)
- Thermostat Housing Replacement (LS6)
- Thermostat Replacement (LA3, LY9)
- Thermostat Replacement (LY7)
- Thermostat Replacement (LS6)
- Coolant Crossover Pipe Replacement (LA3, LY9)
- Coolant Air Bleed Pipe Assembly Replacement
- Coolant Air Bleed Hose Replacement
- Water Outlet Housing Replacement (LY7)
- Coolant Pipe Replacement - Inlet (LA3, LY9)
- Coolant Pipe Replacement - Inlet (LY7)
- Coolant Pipe Replacement - Outlet
- Coolant Bypass Hose Replacement
- Coolant Bypass Valve Replacement
- Coolant Bypass Solenoid Replacement
- Water Pump Replacement (LY7)
- Water Pump Replacement (LA3, LY9)
- Water Pump Replacement (LS6)
- Afterboil Coolant Pump Replacement
- Radiator Replacement (LA3, LY9)
- Radiator Replacement (LY7)
- Radiator Replacement (LS6)
- Radiator Support Bracket Replacement (LA3, LY9)
- Radiator Support Bracket Replacement (LY7)
- Radiator Support Bracket Replacement (LS6)
- Coolant Heater Replacement (LY7, KO5)
- Coolant Heater Replacement (LA3, LY9, K05)
- Coolant Heater Replacement (LA3, LY9, KA3)
- Coolant Heater Replacement (LS6)
- Coolant Heater Cord Replacement (LA3, LY9, K05)
- Coolant Heater Cord Replacement (LA3, LY9, KA3)
- Coolant Heater Cord Replacement (LY7 (KO5))
- Coolant Heater Cord Replacement (LS6)
- Description and Operation
- Special Tools and Equipment