Q: I live in Southern New England and, in the past, I have had problems with undercarriage rust ruining brakes, mufflers and even the frame of the car. I get the same story: Drive it more, keep it ...

We may receive a commission on purchases made from links. For many of us, a car's undercarriage is subject to the old adage: "Out of sight, out of mind." Unfortunately, leaving the undercarriage ...