header bg

Question:

Which of these statements about engine overheating is true?

A You should never remove the radiator cap on a pressurized system until the system is cooled.
Explaination

Never remove the radiator cap or any part of the pressurized system until the system has cooled. Steam and boiling water can spray under pressure and cause severe burns. If you can touch the radiator cap with your bare hand, it is probably cool enough to open.