With apologies to Sir Walter Scott, who said “time will rust the sharpest sword,” we say rust will ruin the sharpest car (unless it is made of plastic). So, is it wise to pay extra to rustproof your ...

A mechanic working on a GMC Denali called attention to its precarious status on a lift, leading to a discussion about whether the undercoating on newer Chevrolets might be a factor. Featured Video The ...

Dealerships push undercoating like it’s automotive insurance against apocalyptic road salt. The pitch sounds reasonable: protect your investment from corrosive winter roads with professional-grade ...