When winter temperatures plunge, many diesel truck owners make starting their vehicles easier with a block heater. But when, exactly, should you use it?

In this video, I demonstrate how to change the oil and filters on my truck. You'll see the step-by-step process, including ...

Oil spills on the garage floor are somewhat common, and your instinct would be to clean them in a hurry. You might want to avoid stuff like bleach.

GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...