The MAP sensor is an important part of a car's operating system. But lots of things can make it go bad. Here's how you'll ...

In the last Diagnostics episode, we outlined the vital information provided by compression and leakdown testing and illustrated how to use these most important tools. These tests reveal the internal ...

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 ...