When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

This story has been updated as of June 25, 2021, with information regarding potential warranty issues regarding driving with engine warning lamps on. Advancements in engine and emissions technology ...

Today, LED lighting products offering more than 100 lumens per watt (LPW) are not uncommon. Providing efficient lighting compared to traditional light sources, LEDs are showing up in all shapes and ...

Strongsville, Ohio — By using the latest advances in high-power LED technology, Lumitex has developed a new line of modular light engines that significantly increases brightness. The LED light engines ...