OBD Auto Doctor app reads car diagnostic codes for $15 total cost versus $150+ dealer visits, turning check engine light panic into manageable information.

A local shop owner reveals the unexpected costs a Honda Accord owner faced by skipping the dealership and bringing his car to ...

It’s the moment every car owner dreads, especially those of us who own older, out-of-warranty cars: The check engine light pops on. Keep a vehicle long enough, and it’s bound to happen. It happened to ...

To an untrained eye, the aircraft engine sitting outside of a Cincinnati facility in December might have looked like standard hardware. But NASA and GE Aerospace researchers watching the unit fire up ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Do yourself a favor and download iFixit’s new app. The free app from iFixit, a repair and advocacy organization, has one extremely handy feature for any smartphone model: It shows a personalized ...

Did a five-minute bolt-on part just turn a powerful Ram Rebel into a limping disaster? Read on to find out the surprisingly common reason for Ray's engine failure and how Ram owners can avoid it.

Modern vehicles are equipped with advanced diagnostic systems designed to alert drivers to potential issues before they become serious problems. For Mitsubishi owners, understanding these diagnostics ...

When the "Check Engine" light comes on, on your dashboard, it can be a scary experience. You may not know what to do, as you may be a long way from home, but we've got some handy advice that can ...