Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore. Here's what you need to know.

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen sensors, but four.

The average age of all vehicles on the road is rising, as are their ensuing repair costs. Today’s cars, trucks and SUVs are ...

CarMD, a leading provider of vehicle health data and technology, today released its 2026 CarMD® Vehicle Health Index™ report, ...

How do I turn off the MIL (Malfunction Indicator Light) on the dash of my 2014 Jeep Compass? This light is properly called the Malfunction Indicator Light, so it’s kind of like a check-engine light.

There are small actions anyone can take to significantly extend a car’s life.

This re-creation of a spectacular 1934 one-off built for Edsel Ford has carbon-fiber bodywork and a Coyote V-8.

We already stacked up big gains on our F-150 with a ProCharger P-1X. Now it’s time to unleash more power with Stainless Works ...

While the new E15 fuel helps reduce the cost of fuel, will it have a negative impact on vehicles?

The Ancel AD410 OBD2 Scanner is on sale at Amazon for 22% off, and one shopper called it a "good tool for troubleshooting." ...

From roof racks to tires, maintenance and driving habits, you can likely save hundreds of dollars per year at the pump.

The most reliable and affordable used hybrid SUVs under $20,000: the 2016-2018 Toyota RAV4 Hybrid.