Modern cars generate mountains of diagnostic data, and choosing the right OBD-II scanner can make the difference between guesswork and real fixes.

Taking your car to the mechanic is convenient, but it isn't always the cheapest. Diagnosing your car yourself, for example, can save you a lot of money.

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. Jason Chun is a CNET writer covering a ...

Make sure your outfits are worthy of five stars with these DTI codes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.