Tennessee Permit Practice Test

When the engine temperature gauge rises into the red zone, it indicates that the engine is overheating and could potentially suffer serious damage if not addressed promptly. The best course of action is to pull over and turn off the engine. Allowing it to cool down is crucial as continued operation can lead to engine failure, damaging components like the head gasket or even leading to a complete breakdown. Turning off the engine helps prevent further heat buildup, allowing the engine to return to a safe operating temperature. Additionally, it is essential to wait for the engine to cool before attempting to open the hood or check fluids, as the cooling system is pressurized and can cause burns if opened prematurely. Continuing to drive to a service station can exacerbate the problem, as the engine may overheat further, leading to irreparable damage. Checking the oil level without addressing the overheating situation may be insufficient, and speeding up will only cause more friction and heat, worsening the condition. Therefore, the recommended action is to safely pull over and shut off the engine.