The California Driver Handbook advises: When you park on a hill, your vehicle could roll due to equipment failure. Remember to set the parking brake and leave the vehicle in park, or in gear for manual transmission. To park: On a sloping driveway: Turn the wheels so the vehicle will not roll into the street, leave the vehicle in park and set the parking brake. Headed downhill: Turn your front wheels into the curb or right toward the side of the road. Headed uphill: Turn your front wheels away...
