Maintaining engine cooling system components is critical not only to avoid breakdowns, but also to ensure the truck is operating effectively throughout its lifecycle. Experts weigh in on what to check ...

Many things have changed in the Pontiac world over the years. Components that were considered essential have been replaced with new technologies. The carburetor succumbed to the fuel injector; breaker ...

Making big power with today's high-performance parts is relatively easy. Just go online, choose the parts that match your performance target, andwait for the goodies to arrive. But after those extra ...

Even if you don't know (or care) what a Btu is, you've probably seen a cooling system react violently once in your life. Usually taken for granted until it screws up, the cooling systems in our cars ...

When you cut to the basic principles of heavy-duty trucks it comes down to return on investment: maximum mpg, meeting emissions requirements and the truck running at optimum conditions and ...

It’s Friday afternoon.and you and your jobless friends are bored. Such mindless activity arouses the proposal of a road trip and, three pairs of eyes fixate on you for silent nomination as the driver.

Last week, GM Authority exclusively brought you the very first images of GM’s upcoming 3.0L I-6 LM2 turbo-diesel Duramax engine. We were having a ball with the vector until GM issued a takedown notice ...

Many drivers wonder if red coolant is better than green, especially with so many options on the market. Red coolant generally ...