Most car owners overlook the underside of their vehicles during repair and maintenance, which can be a costly mistake. This part of a car is susceptible to rust and corrosion, as it frequently comes into contact with water, mud, salt, and debris. There are a few ways to prevent rust from gnawing away the undercarriage of your car. Whether you’re buying a brand new car or one of the online salvage cars for sale, the following tips will help prevent rust and corrosion of the undercarriage of your car. Read on.