“It’s nice knowing what’s wrong with the car before you bring it in for service.” Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

This is a security feature that's easy to fix if you know where to look A car radio code is a short string of numbers associated with a security feature found in some head units. Its purpose is to ...