Section 40 (Engine Cooling System)
WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- DTC P0480, P0481, P0691, P0692, P0693, or P0694 (LTG)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the MIL/DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0480, P0481, P0691, P0692, P0693, or P0694 (LGX)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the MIL/DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P1258
- Symptoms - Engine Cooling
- Cooling Fan Always On (Dual Fan)
- Cooling Fan Always On (Single Fan)
- Cooling Fan Inoperative (LGX)
- Cooling Fan Inoperative (LTG)
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Pressure Cap Testing
- Cooling System Leak Testing (CO2 Testing)
- Cooling System Leak Testing (Pressure Test)
- DTC P0480, P0481, P0691, P0692, P0693, or P0694 (LTG)
- Repair Instructions
- Hose Clamp Replacement Guidelines - Spring Type
- Cooling System Draining and Filling (Static)
- Cooling System Draining and Filling (GE 47716)
- Coolant System Flushing
- Radiator Cleaning
- Radiator Surge Tank Replacement
- Radiator Surge Tank Inlet Hose Replacement (3.6L LGX)
- Radiator Surge Tank Inlet Hose Replacement (2.0L LTG)
- Radiator Inlet Hose Replacement (2.0L LTG)
- Radiator Inlet Hose Replacement (3.6L LGX)
- Radiator Outlet Hose Replacement (2.0L LTG)
- Radiator Outlet Hose Replacement (3.6L LGX without Engine Oil Cooler)
- Radiator Outlet Hose Replacement (3.6L LGX with Engine Oil Cooler)
- Engine Coolant Fan Wiring Harness Replacement (2.0L LTG)
- Engine Coolant Fan Wiring Harness Replacement (3.6L LGX)
- Radiator Lower Bracket Replacement - Left Side
- Radiator Lower Bracket Replacement - Right Side
- Radiator Upper Bracket Replacement - Body Side
- Radiator Upper Bracket Replacement - Radiator Side
- Engine Oil Cooler Replacement (LTG)
- Engine Oil Cooler Replacement (LGX)
- Engine Oil Cooler Inlet Pipe Replacement (3.6L LGX)
- Engine Coolant Fan Replacement (2.0L LTG)
- Engine Coolant Fan Replacement (3.6L LGX)
- Engine Coolant Fan Motor Replacement
- Turbocharger Coolant Feed Pipe Replacement
- Turbocharger Coolant Return Pipe Replacement
- Thermostat Bypass Hose Replacement (2.0L LTG)
- Water Pump Inlet Pipe Replacement (3.6L LGX)
- Engine Coolant Thermostat Housing Replacement (2.0L LTG)
- Engine Coolant Thermostat Housing Replacement (3.6L LGX)
- Engine Coolant Thermostat Housing Inlet Pipe Replacement (3.6L LGX)
- Engine Coolant Air Bleed Pipe Replacement (3.6L LGX)
- Engine Coolant Air Bleed Pipe Replacement (2.0L LTG)
- Engine Coolant Air Bleed Hose Replacement (3.6L LGX)
- Engine Coolant Air Bleed Hose Replacement - Air Bleed Pipe to Turbocharger Coolant Return Pipe (2.0L LTG)
- Engine Coolant Air Bleed Hose Replacement - Air Bleed Pipe to Radiator Surge Tank (2.0L LTG)
- Water Outlet Replacement (2.0L LTG)
- Thermostat Bypass Pipe Replacement (2.0L LTG)
- Heater Inlet And Outlet Pipe Replacement
- Water Pump Pulley Replacement (3.6L LGX)
- Water Pump Replacement (3.6L LGX)
- Water Pump Replacement (2.0L LTG)
- Auxiliary Water Pump Replacement (FWD)
- Auxiliary Water Pump Replacement (AWD)
- Radiator Drain Cock Replacement
- Radiator Replacement (2.0L LTG)
- Radiator Replacement (3.6L LGX)
- Radiator Lower Insulator Replacement
- Radiator Air Lower Baffle Replacement
- Radiator Air Side Upper Baffle Replacement - Left Side
- Radiator Air Side Upper Baffle Replacement - Right Side
- Radiator Air Upper Baffle Replacement
- Coolant Heater Replacement (2.0L LTG)
- Coolant Heater Replacement (3.6L LGX)
- Coolant Heater Cord Replacement (2.0L LTG)
- Coolant Heater Cord Replacement (3.6L LGX)
- Description and Operation
- Special Tools and Equipment