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Home >> Chevrolet >> 2011 >> Aveo LS, 4D Hatchback, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control System >> Description and Operation >> Automatic Transmission Shift Lock Control Description and Operation >> Without WHB

Without WHB

The stop lamp switch controls the shift lock solenoid by providing battery voltage to the shift lock control solenoid when the brake pedal is pressed. Ground is provided to the solenoid when the shift lever is in the park position.