How to change running lights on 2001 Chevy Silverado 2500 hd?

To change the running lights on a 2001 Chevy Silverado 2500 HD, first, open the hood and locate the headlight assembly. Remove the retaining clips or screws that secure the assembly and gently pull it out. Twist the bulb socket counterclockwise to remove it, then replace the old bulb with a new one, making sure it's securely in place. Finally, reassemble the headlight assembly, ensuring all clips or screws are tightened, and test the new running lights.