Drain Coolant Release the coolant system pressure carefully by removing the radiator cap. Look for the radiator drain petcock. It’s found towards the corner of the radiator. You want to put a pan ...

A taxi driver looks at his overheating engine | Spencer Platt/Getty Images How do you know when it’s time for a coolant system flush? A simple rule of thumb to apply generally is, Your car’s coolant ...

The radiator circulates coolant through its tube system which is then cooled by surrounding air. Without a radiator, a car engine would be susceptible to overheating, which may create problems for the ...

The green stuff is good for two years or 30,000. In either case, if your coolant hasn't been flushed in a while, it could well be time to remedy the situation. It doesn't matter which coolant you use, ...

You can’t rush through a thorough coolant flush. To ensure the most effective job, it can be beneficial to start with a flush solvent or cooling-system cleaner.

Pour coolant mixture into system. Step 7 – Bleed the radiator Take the cap off and let the car run for about 15 minutes to allow all air voids that got into the system during the flush to leave. This ...

Flush the system and change the coolant at least once a year or every 20,000 miles, whichever comes first, unless your vehicle has the new extended-life coolant that lasts for five years.

You have to say, ‘Well, because you did that, you have contaminated the system and we have to flush it out and replace the coolant when we complete our repairs.’” He said offering a warranty on ...

Right now I am using an old truck radiator to cool my cooling system's water. I have changed the water a few times, but it always ends up yellowish with some particles thanks to the oil and grime ...