Q: I had the radiator serviced on my car, just preventive maintenance. I noticed on the repair invoice that I was charged for a cooling system additive. When I asked about it, the cashier said they ...

The antifreeze/cooling system for a heavy duty engine must be maintained for the entire system to operate at optimum efficiency. Each component within the system relies on the other components for ...

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 ...

If you're new to being a diesel-vehicle owner, there's some important tips you need to know, including what type of coolant ...

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 ...

Failure to properly maintain your cooling system is a leading cause of catastrophic diesel engine problems, accounting for approximately 40% of engine failures. The damage being done is difficult to ...

New advanced engines and cooling systems are changing cooling system maintenance requirements. Service technicians and fleet managers should review their preventative maintenance (PM) strategy and ...

Coolants are the least understood fluid in a heavy duty truck engine today. But a little attention to them can avert serious problems for your fleet. Photos: Prestone If you’re a maintenance manager ...

The fields along America’s highways once covered in frost are now fully sprinkled in morning dew, indicating spring has sprung and summer is on its way. Soon, sweltering heat will pour down from the ...

For the record, a V-8's cooling system is the most forgotten and neglected part of any hot rod. We speak from firsthand experience. It used to be that you could replace a factory 195 degree thermostat ...

A vehicle’s engine-cooling system serves not just to keep the engine cool, but to also keep its temperature warm enough to ensure efficient, clean operation. System components include a radiator to ...

Some vehicle manufacturers specify a cooling system additive, which is often a type of stop-leak. A key stuck in the ignition of a Subaru Forester is often caused by a faulty switch at the base of the ...