WD-40 is a great multi-purpose product, but it is not a lubricant. Spraying it on a squeaky engine belt isn't a good idea — ...

However, as one mechanic will tell you, there’s one car part you should never, ever use WD-40 on. The advice comes from creator Scotty Kilmer (@scottymechanic.us). His Sept. 3 video has gotten more ...

Besides being annoying, a squealing noise from your car is an indication something is wrong. While tracking down the source of the squeal can be difficult, a good place to start is by identifying the ...