Air fuel ratios, emissions, and others: oxygen (O2) sensor, exhaust gas temperature sensor (EGT), nitrogen oxide sensor (NOx), knock sensor The video illustrates how each sensor communicates with the ...

Oh it has been a while since my last update, which was almost 10 months ago. Life has been very busy lately. Got married, ...

Dealing with a dead battery, worn brakes, or a Check Engine Light is stressful and expensive. Luckily, many of these issues are simple to fix yourself. Just pick up your replacement parts from a ...

The catalytic converter in your car's exhaust system has a complex emissions-related job to perform. Placed between the engine and the muffler, it reduces the amounts of the three primary pollutants ...

When the check engine light comes on, you may hesitate taking it to a mechanic who will charge you for a non-problem. Learn ...

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Buying a used car often feels like a race against time and other buyers. Shiny photos, low prices, and “great condition” claims push decisions faster than they should. One simple oversight keeps ...

Owning a car in 2026 is more expensive than it has ever been. Insurance premiums continue to rise, fuel costs remain unpredictable, and when something goes wrong mechanically, the bill at a ...

Well, in the case of the 2009 BMW 3 Series, specifically one with an N52 engine under the hood, you're getting the best of ...

Shop 2015 Mercedes-Benz C-Class for sale at Cars.com. Research, compare, and save listings, or contact sellers directly from 276 2015 C-Class nationwide.

Gilbert Smith is an automotive journalist with over five years of specialized research and writing experience. Before joining CarBuzz in 2024, he produced in-depth buyer’s guides and feature articles ...