9.30.060   Vehicular noise.
   A.   It shall be unlawful for any person within any residential area of this county to repair, rebuild or test any motor vehicle between the hours of 10:00 p.m. of one day and 7:00 a.m. of the next day in such a manner as to create an excessive, unnecessary or offensive noise that a reasonable person of normal sensitivity residing in the area is caused discomfort or annoyance.
   B.   No person shall operate or cause to operate any motor vehicle unless the exhaust system of such vehicle:
      1.   Is free from defects which may cause sound level magnification,
      2.   Is equipped with a muffler,
      3.   Has not been modified in such a manner which will amplify or increase the sound level emitted by the motor of such vehicle above that emitted by a muffler originally installed on the vehicle as manufactured for initial sale.
   C.   No person shall operate a motor vehicle in such a manner which creates the squealing of tires in the roadway.
(Ord. 1999-61 § 1 (part), 1999)