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 ...

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 ...

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 ...

On certain passenger vehicles, if the vehicle is driven under repeated start and stop operation in low ambient temperatures and in deep snow, there is a possibility that snow could accumulate in large ...

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