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 ...

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

From the November 1984 issue of Car and Driver. If ever a car was an immediate sales success, the Porsche 944 was. Overnight, the transformation of the 924 into the 944 changed the sales picture of ...

We may receive a commission on purchases made from links. Have you ever wondered what that strange-looking circle on your car dashboard is for? You know, the one that's placed just below your ...

Ah, depreciation. For the new-car shopper, it's a curse, a hidden force that can eat away at the value of your exciting purchase from the very first minute you step inside it. Some cars lose over 25% ...

Learn how to properly install an oxygen sensor (O2) bung in your classic muscle car exhaust system. This step by step overview shows the tools, positioning, and tips needed for accurate sensor ...

Most modern cars have tire pressure monitoring systems (TPMS), which will alert you if your tires need air. While most of the readings they give are accurate, they can still fail like any other part ...

Compare plans tailored to your car & budget. When you put it all together, the average car costs around $900 per year to repair and maintain. If that sounds high, don’t fret; that number can go way, ...

If you’re driving a beloved older vehicle, like a reliable sedan from the early 2000s, or a classic weekend cruiser, you’re likely missing out on one of the most underrated safety features of the ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

Whenever the temperature climbs, we all see social media posts of car dashboards offering blisteringly hot temperature claims, but how accurate are they? As the big question is, really, where is the ...

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 ...