Where is the radiator drain petcock on a 2007 Chevy Malibu?

The radiator drain petcock on a 2007 Chevy Malibu is typically located on the bottom of the radiator, on the driver's side. It is a small valve that allows for draining the coolant from the radiator. To access it, you may need to raise the vehicle and remove any splash shields if present. Always ensure the engine is cool before attempting to drain the coolant.