The Buick Regal was a luxury car in the beginning. The Buick Regal was the best-selling car in America in 1976. It appeals to drivers with nice parts. The accelerator pedal position sensor is one of them. The Buick Regal accelerator pedal position sensor can be used to control the car's acceleration based on the position of the pedal. So if the pedal moves forward the car will accelerate. But if it moves back then the accelerator pedal position sensor tells the engine computer the new position and decelerates causing less fuel to flow into the engine. The Buick Regal accelerator pedal position sensor operates by using the hall effect sensor that determines the position of the pedal by a magnetic field. These details are relayed to the ECM to let it know how much force is on the gas pedal.
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