A failed seal turned one M4 laser headlight into a shockingly expensive problem, proving modern lighting tech is brilliant ...

Cadillac XT4 units require a headlamp replacement due to intermittent turn signal faults in cold weather. GM issues new guidance.

It seems that with each passing year, there are fewer car maintenance and repair items that average owners can do themselves. But among these projects is headlight bulb replacement, at least for many ...

When driving at night or in foul weather, you need your headlights. Unfortunately, they fail sometimes, and you need to replace them. Without them, you might not be able to see, and it’s undoubtedly ...

It’s the kind of thing that makes you stare at your receipt like it’s going to confess. You buy factory bulbs, install them carefully, and then an inspection station hits you with: “These are ...

High quality bulbs will keep your lights shining at or above factory levels. Your headlights are only as good as the bulbs powering them. And, while they are only a small piece of your car’s tech, ...

When you think about it, the headlights are pretty important equipment on a car or truck. But in recent years, consumers have complained about illumination problems and automakers have had to issue ...

The “Bikemaster” brand HID headlight kit is available in several different bulb types. We installed the H4 kit on the Suzuki DR650 (blog) but the steps are the same for every bike. The HID bulb posed ...

Chevy Silverado HD and GMC Sierra HD trucks may suffer intermittent DRL or headlamp failures due to a faulty LED driver ...