http://www.HillsideTire.com Transmission Fluid services are recommended every 30,000 miles. Fluid breaks down, and gets contaminated with dirt that can break down seals and gaskets in your transmission, affecting shifting, and damaging the components in your transmission system. See Tom show the value of our transmission fluid flush services. Come in to any of our 5 Salt Lake Valley locations: Salt Lake City(Cottonwood Heights), West Valley City, West Jordan, Sandy or Draper for complete fluid services to keep your car running smoothly. We also offer tires, alignments, brakes, and complete auto repair services.