While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common ...

Leaving car ignition in Accessory mode after parking drains battery 10x faster than normal, killing it in 6 months through ...

While an on-board diagnostics scanner is a great tool for figuring out what’s wrong with your car, it won’t provide much data ...

One of the easiest ways to check if your camshaft sensor is faulty is by using an OBD-II scanner, which reads diagnostic ...

Air filters help keep your engine clean, and they should be replaced frequently to keep your vehicle running smoothly. The air entering your intake needs to be filtered to prevent dirt and other ...

When your car refuses to start, the culprit is often a weak or dying battery. The TOPDON BT100 Car Battery Tester aims t ...

If you're driving with a young child in the car, never take off without properly installing their car seat. According to the nonprofit Safe Kids Worldwide, “Correctly used car seats can reduce the ...

Ever wondered what went into the testing process for the MPG rating on your car? Here's how those numbers are derived and why ...

The most important part of car maintenance is regular oil changes. Maintaining your car helps keep you safe and increases the car’s lifespan. Regularly checking your car’s lights, tires, fluids and ...

Current battery management systems might report a car is 40% charged but drivers have to guess whether they can go 100 ...

Amazon's October Prime Day Deals are going strong. Here are the absolute best pics for car enthusiasts and DIY people.