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 ...
A mechanic has issued a warning for all used car owners - telling them to consider "replacing" one thing. Car mechanic Scotty Kilmer has warned one component is "useless" unless drivers regularly ...