Our auto repair shop is conveniently located in St. Charles, Missouri. Our quality ASE (Automotive Service Excellence) certified mechanics at Sparks Tire & Auto employ today’s latest automotive technology and are equipped to handle all major and minor auto repair services on foreign and domestic vehicles. Below are some of the many auto repair services that we offer: Oil and Oil Filter Service Experts recommend changing the oil and oil filter in your vehicle every 3 months or 3,000 miles, which ever is first. It’s an essential way to maximize engine protection. Oil changes at 7,500 miles are usually too long an interval for most common driving conditions. Cooling System Service Flush cooling system, pressure test, check hoses, cap and check connection. Air Conditioning Service One of our trained Air Conditioning specialists will inspect your car’s air conditioner, all NC lines, evaporator and compressor for leaks and wear. Driveline Service Remove old worn out gear oil from the front and rear differential and transfer case. Fuel/Air Induction Cleanup Using specialized equipment our technicians will quickly and effectively clean intake manifold, ports, intake valves, and combustion chamber. Install injector cleaning additive in tank. This service will restore lost power and performance and will reduce harmful exhaust emissions. Power Steering Service Our technicians use a powerful cleaner to dissolve gum and varnish in your car’s power steering unit. Next, we will flush old, worn-out contaminated fluid and install fresh new fluid fortified with a special antioxidant and anti-wear ingredients to prevent expensive mechanical failure. Transmission Service Using the latest in state-of-the-art technology, we will install a safe and effective cleaner to suspend harmful varnish and sludge from the transmission valve body, torque converter and lines. Install new high-tech fluid with conditioners. * Tune ups * Wheel Alignment * Engine Repair * Safety & Emissions Testing * Tire Service * Exhaust System * Suspension * Electrical * Full Brake Service * Shocks * Oil and Lube * Suspension and Shock Repair * Belt and Hose Replacement * Schedule Maintenance * Fuel Injection Service * Transmission * Power Steering * Cooling System Flush * Preventative Maintenance * Air Conditioning Service * Complete Diagnostic Services * Towing * Batteries