You’re A Mechanic If You Can Pass This Essential Car Maintenance Quiz

If the thermostat valve is broken, what would happen?

Retry Correct Incorrect The thermostat valve prevents hot water from the engine from circulating through the radiator until it reaches a certain temperature. If it goes bad, the water will never get hot, and you’ll have no heating in the cabin.

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Frank Hammerschmidt/picture alliance via Getty Images

Frank Hammerschmidt/picture alliance via Getty Images

If the thermostat valve is broken, what would happen?

• The engine will overheat
• The coolant pump will fail
• The cabin heater won’t work
• The coolant will evaporate