Where is the coolant temperature sending unit on a 2007 Chevy aveo?

The coolant temperature sending unit on a 2007 Chevy Aveo is located on the engine block, typically near the thermostat housing. It is usually situated on the driver's side, towards the rear of the engine. To access it, you may need to remove some components for better visibility and reach. Always ensure the engine is cool before attempting to replace or inspect the unit.