Testing a new headlight before you install it can save time, money, and frustration. Whether you’re checking a replacement ...

Turn off the light switch and remove the bulb again. Clean the socket with an electrical contact cleaner, which is available at auto parts stores. If you see heavy corrosion, scrape it off with a ...

Whether you're trying to figure out how to plug in those holiday lights without blowing a fuse or need to keep cold air from seeping in through baseboards, Lou Manfredini is here to help.