Ga. Code § 40-8-70 : MOTOR VEHICLES AND TRAFFIC — EQUIPMENT AND INSPECTION OF MOTOR VEHICLES — EQUIPMENT GENERALLY — HORNS, EXHAUST SYSTEMS, MIRRORS, WINDSHIELDS, TIRES, SAFETY BELTS, ENERGY ABSORPTION SYSTEMS —8-70 - Horns and warning devices TEXT PDF (a) Every motor vehicle when operated upon a highway shall be equipped with a horn in good working order and capable of emitting sound audible under normal conditions from a distance of not less than 200 feet, but no horn or other warning device shall emit an unreasonably loud or harsh sound or a whistle. The driver of a motor vehicle shall, when it is reasonably necessary to ensure safe operation, give audible warning with his or her horn but shall not otherwise use such horn when upon a highway. (b) No vehicle shall be equipped with nor shall any person use upon a vehicle any siren, whistle, or bell except as otherwise permitted in this Code section and Code Section 40-8-94. (c) No vehicle shall be equipped with a theft alarm signal device which is so arranged that it can be used by the driver as an ordinary warning signal. OCGA § 40-8-70 Amended by 2001 Ga. Laws 2, § 40, eff. 2/12/2001.