Which of the following is not and advantage of an engine coolant heater?

Name: Which of the following is not and advantage of an engine coolant heater?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Engine coolant heaters are designed to warm up the engine coolant, which in turn helps with starting the engine in cold weather conditions. It also provides heat to the cab or sleeper and faster windshield defrost time. However, it does not cool the cab and sleeper as it is designed to add warmth to the engine coolant.

Which of the Following Is Not and Advantage of an Engine