How do you replace fog lights in a 2008 Mercury Mariner?

To replace the fog lights in a 2008 Mercury Mariner, first, ensure the vehicle is turned off and the keys are removed. Access the fog light assembly by removing the screws or clips that secure it, typically located behind the fog light housing. Disconnect the wiring harness, then remove the old bulb by twisting it counterclockwise. Insert the new bulb, reconnect the wiring harness, and reassemble the fog light assembly.