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Does Cruise Control Save Fuel?

1 Answers

HannahDella

07/29/25 6:22am

Cruise control saves fuel. By maintaining a fixed speed, cruise control optimizes throttle operation and precisely controls fuel injection. Theoretically, this is indeed much more fuel-efficient than some novice drivers constantly switching between the accelerator and brake to control speed. The primary function of cruise control is to automatically maintain a constant speed, relieving the driver from manually adjusting the throttle. This feature is designed to reduce driver fatigue during highway driving, rather than being specifically intended for fuel savings. Also known as speed control or autonomous driving system, cruise control allows drivers to avoid manually controlling the vehicle's speed during long highway trips, reducing fatigue and unnecessary speed fluctuations, which in turn helps save fuel.

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