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But recently, many younger drivers have been surprised to discover an unfamiliar letter appearing on some older vehicles: “E.”
At first glance, people assumed it might stand for “Electric” or some forgotten transmission setting. But the truth is far more interesting. Long before modern fuel-saving technology and smart computerized driving systems, the mysterious “E” stood for Economy mode — an early attempt by automakers to improve fuel efficiency during everyday driving.
What Does “E” Actually Stand For?
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