Trucks with a 6.7L Cummins engine have a block heater built in, so if you live in an extremely cold climate, you'll want to ...
GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...
When winter temperatures plunge, many diesel truck owners make starting their vehicles easier with a block heater. But when, exactly, should you use it?
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