The saying goes something like this: “When you take care of something good, that something good takes care of you.” The same can be said for taking care of maintenance on a heavy duty engine. Whether ...

Engine overheating is rarely the result of a single failure. It usually happens when several small weaknesses in the cooling system line up, from low coolant to a stuck thermostat or a failing fan. To ...

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 ...

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 ...

A heavy-duty truck’s cooling system is primarily designed to prevent the engine from overheating. Secondary tasks are to provide heat to the cab and, in some cases, the trailer. Today, cooling systems ...

We all know hot trucks are cool. On the other hand, trucks that run hot aren't cool. There's nothing worse than steam coming out from under the hood of your prized pickup while boiling coolant pours ...

The old saying goes: Be careful what you wish for. For many fleet managers who wished for one of the harshest winters on record to be over, the onset of summer heat brings with it some relief but also ...

While new vehicles may have a “lifetime” coolant, there are some exceptions.

Truck fleets that traverse the North American continent this summer, spanning regions from the North to the South and both coasts, know that one of the few constants among those thousands of miles of ...