switch to on.
once at desired speed press button at end of stalk , speed will hold at this speed until you brake/accelerate
to increase cruise speed without pedal pull the sliding switch to the left, to decrease press and hold the button at end of stalk
cant be used under 20mpg , and if say you were crusisng at 70 and had st slow down for traffic , the car will bring back up to 70 unless new speed set ir control turned off