What does a coolant sensor look like for 2001 Buick century?

The coolant sensor for a 2001 Buick Century typically resembles a small cylindrical or oval-shaped component, often with a plastic housing and a single electrical connector. It is usually located near the engine block, close to the thermostat housing or on the radiator. The sensor often has a metallic tip that comes into contact with the coolant to measure its temperature. The color can vary, but many are black or yellow, depending on the manufacturer.