How do you change a headlight bulb on Toyota Previa 2006 reg?

To change the headlight bulb on a 2006 Toyota Previa, first, open the hood and locate the back of the headlight assembly. Disconnect the power connector by pulling it straight off, then twist the bulb socket counterclockwise to remove it. Replace the old bulb with a new one, ensuring not to touch the glass with your fingers, and reassemble by reversing the steps. Finally, test the headlight to ensure it's working properly.