Q. I have a problem that I hope you can shed some light on: I’m trying to remove the rear brake drum(s) on my 2001 Mercury Villager. In the past, with other vehicles, hitting the drum with a hammer ...

A build up of surface corrosion on outer brake drums is completely normal and doesn't, as a rule, affect the car – replacing the drums will obviously improve the appearance, but until you need to as a ...