P0171 is a diagnostic trouble code that means the engine’s air-to-fuel mixture on Bank 1 is too lean, with too much air ...

In this video, we explain car engine sensors, detailing their functions, operations, locations, and effects of malfunctions.

Fluid changes are critical with a continuously variable automatic transmission; ignore “lifetime” fluid claims and change it often (30,000-60,000 miles). Drain and fill is safest: Avoid pressurized ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

If you’re like most car owners, you probably don’t think much about your car’s oxygen sensors until they are causing a problem. But did you know that a bad oxygen sensor can impact your car’s ...

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Are you struggling with the P0420 code and want to clean your catalytic converter, but realize that it’s a lot of work to remove the catalytic converter, and you want to do it without removing it?

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Some call it “bulletproof.” Others call it “Methuselah.” Whatever you call it, Chrysler’s venerable inline-six-cylinder of the ‘60s, ‘70s, and ‘80s has a reputation for taking heaps of abuse and ...

If you use a gasoline-powered V-8 pickup or SUV to tow a trailer, chances are you're going to eventually have an exhaust leak caused by broken manifold bolts or studs. We have a 2004 Dodge Durango ...

Those who remember the late Tex Smith'smay also recall the name Dave McNurlen as the author of many of the features and tech articles that appeared in that magazine.Dave could always be counted on for ...

Q:I am a first-time Corvette owner and have recently subscribed to the magazine. Being a hands-on owner, I love all of the how-to articles the magazine has to offer. I am the proud owner of a C5 ...