In short, effective vehicle diagnosis combines mechanical knowledge, specialized tools, and a systematic approach to ...

Did your vehicle's Check Engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

Learn what that pesky dashboard light means before heading to the shop — and maybe save some cash in the process.

A car diagnostic scanner — aka an on-board diagnostics scanner or an OBD2 code reader — is a device that communicates with your vehicle's computer system to retrieve information about its performance ...