Engine Coolant Temperature Sensor Replacement - Engine Coolant Flow Control Valve

WARNING: This page is about a different car, the 2022 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts in the following chart represent components shown in graphic above.

Callout	Component Name
Preliminary Procedures Drain the cooling system. Cooling System Draining and Filling (Static) Charge Air Cooler Outlet Air Hose Replacement Engine Coolant Temperature Sensor Electrical Connector - Disconnect
1	Engine Coolant Temperature Sensor Retainer
2	Engine Coolant Temperature Sensor Procedure Engine Coolant Temperature Sensor Electrical Connector - Connect Charge Air Cooler Outlet Air Hose Replacement Fill the cooling system to the proper level. Cooling System Draining and Filling (Static) Start the engine and check for coolant leaks.

Callout

Component Name

Preliminary Procedures

Drain the cooling system. Cooling System Draining and Filling (Static)
Charge Air Cooler Outlet Air Hose Replacement
Engine Coolant Temperature Sensor Electrical Connector - Disconnect

Engine Coolant Temperature Sensor Retainer

Engine Coolant Temperature Sensor

Procedure

Engine Coolant Temperature Sensor Electrical Connector - Connect
Charge Air Cooler Outlet Air Hose Replacement
Fill the cooling system to the proper level. Cooling System Draining and Filling (Static)
Start the engine and check for coolant leaks.