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 ...

In the Last diagnostics article, we outlined how to retrieve and decipher engine diagnostics for engines running OBD-I engine management computers. OBD or On Board Diagnostics is a subsystem of the ...

Compared to a knocking engine or wobbly wheel, Check Engine Lights are easy to ignore—though you shouldn’t. It’s a literally lit sign that your car needs some maintenance. And putting it off can cause ...

The check engine light is one of the most dreaded alerts for any vehicle owner. Its sudden illumination often triggers anxiety about potential repairs, costly diagnostics, or unexpected breakdowns.

When the Check Engine Light shows up on your dashboard, it’s an indication that there’s a problem. In most cases, you would get out your code scanner and see what’s causing the fault. So what do you ...

For all its '81 vehicles, GM introduced a computer-controlled engine-management system named Computer Command Control. It became known as CCC or C-3. The engine controller—first called an engine ...

When it comes to car diagnostics, there’s nothing more powerful than the OBD port. What is an OBD port, where is it located, and how is it used to keep your car in its best condition? In this article, ...

Throughout your vehicle’s lifetime, you will encounter a range of issues. For instance, your brake pads may become worn, your AC unit might start to produce an unpleasant smell, or your axle may break ...

Discounts this big tend to go away pretty quickly, so visit Amazon today and pick up the Panlong OBD2 Diagnostic Scan Tool ...