Modern cars rely on a dense web of sensors to manage everything from fuel delivery to collision avoidance, and when one fails ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

Wheel bearings are a set of rigid steel ball bearings that form an essential part of a vehicle's steering, suspension, and braking systems. They are located inside a sealed metal casing in the vehicle ...