All passenger vehicles in North America have had polycarbonate plastic headlights for decades, and they all have one thing in common: They are constantly exposed to the elements and over time they ...

Over time, some car’s headlights have a tendency to go from crystal clear to cloudy. But how much does this degradation affects a driver’s visibility at night, and is there anything you can do to ...

CARS.COM — When most people think of headlight maintenance, what first comes to mind is changing bulbs when they burn out. However, as a vehicle ages another culprit can strike: foggy headlights. With ...