Should transmission and differential fluids be changed on a 2006 Subaru Outback with only 41,000 miles? Since car batteries are so expensive, is it possible to use a cheaper marine battery in an ...

LED headlights are all the rage in the auto industry these days and now are available on many lower-priced vehicles, though usually only on higher trim levels and often as optional equipment. Related: ...

Shopping for replacement halogen headlight bulbs can be confusing, with a plethora of options available. We break it all down for you here. Shopping for replacement halogen headlight bulbs can be ...

Ask a designer or electrician about LED lightbulbs, and prepare to get a longer answer than you expected. In the last decade, LEDs bulbs — which contain an array of light-emitting diodes (a type of ...

This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. The lightbulb was flickering over my head. Not the idealized cartoon ...

Q: I have seen you write about how LED replacement bulbs are not legal. Recently, I have been seeing ads for Sylvania LED replacements. What gives? A: Well, you made me go to the local auto parts ...