Is Running Continuously for 12 Hours Harmful to the Car?

[MacEmilio]

Running continuously for 12 hours is harmful to the car. Here are the relevant details about the harm caused by running continuously for 12 hours: 1. Cooling system overheating: If the vehicle runs continuously for 12 hours, the engine temperature will rise, causing the cooling system to lose its function and fail to cool down, leading to issues such as radiator blockage, which affects the car's stability and operability. 2. Engine oil leakage: Prolonged driving keeps the engine in a high-temperature state, increasing fuel consumption and keeping the engine under high load, which can cause gasoline to leak from the engine. In severe cases, the car's chassis might even get stained with oil. If exposed to open flames, this can easily lead to spontaneous combustion. 3. Reduced engine power: Long-term operation of the car engine raises its temperature, directly affecting the engine's power output. Without adequate rest, the engine can be easily damaged, reducing its lifespan. In extreme cases, the engine might fail to start due to overheating during the journey.

[Evangeline]

As someone who enjoys long-distance driving, I must say that driving continuously for 12 hours definitely puts extra strain on the car. The engine running non-stop at high speeds can lead to increased temperatures, and the lubricating oil may degrade faster. If heat dissipation isn't timely, component wear accelerates, shortening the engine's lifespan. Once, during a long drive, I forgot to take breaks and later noticed increased oil consumption and even affected the cooling system. It's best to stop every four hours or so to check the oil dipstick, coolant level, and tire pressure. This not only reduces mechanical stress but also prevents sudden breakdowns. Modern cars are well-designed, but any metal will accumulate fatigue, especially older vehicles that require extra caution. Properly planning driving intervals ensures both the car and driver can travel safely for longer.

[DeMalia]

I believe a car is like a companion, and running it continuously for 12 hours can wear it out. Specific risks include unstable oil pressure due to engine overworking, which may cause internal wear; the cooling fan running constantly can lead to overheating, especially in hot summers. I've seen cases where owners neglected to take breaks during long journeys, resulting in premature vehicle failure and soaring repair costs. It's advisable to plan short stops during long trips to let the engine cool down and to check the brakes and tire pressure. This not only protects the car but also prevents driver fatigue—a win-win solution. Overall, moderate use is wiser than pushing the limits.

[LincolnAnn]

From my perspective, driving continuously for 12 hours isn't fatal to the car, but it does increase potential risks. Engine oil may become thinner during prolonged operation, affecting lubrication effectiveness, especially in high-RPM sections; the cooling system is under greater stress, and the fan may wear out faster. Once when I was in a hurry and didn't stop, my car developed strange noises afterward, and upon inspection, it turned out to be caused by aged engine oil. Stopping to check fluid levels during the journey can significantly reduce risks. The key point is not to make it a habit—occasionally is fine, but doing it multiple times will eventually lead to car troubles. Ensuring basic maintenance is crucial.