This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. A special offer is running this week, ...

Carly is a pioneer in simplifying car diagnostic systems. This little pocket-sized item can gather hundreds, if not thousands, of data points throughout a vehicle before compiling them onto your phone ...

Modern vehicles are rolling computers, with systems managed by embedded hardware and software designed to talk to the manufacturers' diagnostic tools locally and wirelessly. While this complexity can ...

We've all been there: you're driving along, minding your own business, when all of a sudden your check engine light comes on or you begin to hear a mysterious rattle that you can't quite identify. At ...

If you've ever gone to a mechanic for a check engine light problem on your car, then chances are you've heard the technician say something about an OBD scanner. It's a handheld phone-like device that ...

We wanted to see how far a Hellcat can really go. So we put the 4x4 build through off-road testing, while using Carly’s OBD scanner to monitor the car’s performance under stress.

An OBD2 scanner that can read your vehicle’s trouble codes is a critical tool for DIYers. But even if you don’t like turning wrenches yourself, it’s hugely helpful to be able to get an idea of what’s ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Sep 11, 2025 10:00 AM EDT Car trouble got you down? When diagnosing a ...