Your engine is simpler than you think and only four things separate it from becoming a good-for-nothing lump of aluminum: fuel, air, spark and compression. Smoke billowing from the back of your hoopty ...

Q: I ve noticed my car is starting to lose power when I accelerate hard. A friend told me it might be the fuel pump and I should check the fuel pressure. I did this years ago on my pickup that had a ...

If you have an older car that didn’t come from the factory with all of the important gauges, or you own a new car that you’ve improved enough that you need better readouts for things like water ...

You're driving along and your car starts to stutter and stumble. Then, just as soon as it starts, it goes away. You forget about it until it happens later in the week or the next day. Is your car ...

Despite how complex many modern vehicles are, you can do many common repair and maintenance jobs yourself even if you only ...

The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

The four common causes of fuel gauge failure on your Toyota include a faulty fuel sender attached to the fuel pump, corrosion damage or kinked fuel sender circuits or connectors, a faulty fuel gauge ...

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

We may receive a commission on purchases made from links. A vacuum leak in a car occurs when there's an unintended opening in the vacuum system, which allows air to enter the engine. This disrupts the ...

Q: I am having an odd problem with my 2001 Saab 9-3. After the car is fueled, it is hard to start. I have to crank the engine, then stop, crank again, stop cranking, et cetera. This problem started ...