Black plate (4,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-6081492) - 2014 - CRC 1st Edition - 7/3/1311-4 Service and Maintenancefor more than a year. The engine oiland filter must be changed at leastonce a year and the oil life systemmust be reset. Your trained dealertechnician can perform this work.If the engine oil life system is resetaccidentally, service the vehiclewithin 5 000 km/3,000 mi since thelast service. Reset the oil lifesystem when the oil is changed.See Engine Oil Life System onpage 10-12.Tire Rotation and RequiredServices Every 12 000 km/7,500 miRotate the tires, if recommended forthe vehicle, and perform thefollowing services. See TireRotation on page 10-56.. Check engine oil level and oillife percentage. If needed,change engine oil and filter, andreset oil life system. See EngineOil on page 10-10 and EngineOil Life System on page 10-12.. Check engine coolant level. SeeEngine Coolant on page 10-18.. Check windshield washer fluidlevel. See Washer Fluid onpage 10-22.. Visually inspect windshield wiperblades for wear, cracking,or contamination. See ExteriorCare on page 10-70. Replaceworn or damaged wiper blades.See Wiper Blade Replacementon page 10-28.. Check tire inflation pressures.See Tire Pressure onpage 10-49.. Inspect tire wear. See TireInspection on page 10-55.. Visually check for fluid leaks.. Inspect engine air cleaner filter.See Engine Air Cleaner/Filter onpage 10-14.. Inspect brake system.. Visually inspect steering,suspension, and chassiscomponents for damaged, loose,or missing parts or signs ofwear. See Exterior Care onpage 10-70.. Check restraint systemcomponents. See Safety SystemCheck on page 3-21.. Visually inspect fuel system fordamage or leaks.. Visually inspect exhaust systemand nearby heat shields forloose or damaged parts.. Lubricate body components. SeeExterior Care on page 10-70.. Check starter switch. See StarterSwitch Check on page 10-27.