I had the radiator serviced on my car; just preventive maintenance. I noticed on the repair invoice I was charged for a cooling system additive.

As an engineering professor for more than 40 years, my father often told me that the only difference between a difficult problem and an easy one is knowing the correct answer. While that axiom can be ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...

Do coolant leak stop products actually work, and which are the best radiator stop leaks you can get in 2026?

Airborne dust and fine desert debris can further impact cooling performance. Radiator fins may become partially blocked, restricting airflow and limiting heat dissipation. When airflow is reduced, the ...

The choice between using water or coolant to maintain and regulate the car's engine temperature has divided motorists and mechanics for years.

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

My 2019 Holden Trax is using about 500ml of water per week, but the oil is not milky. Milky oil is a big hint that the engine’s oil and coolant are mixing, suggesting a cracked block, cylinder head or ...