2014 Cadillac CTS Owner Manual - Page 428

11-4 Service and Maintenance Engine Oil Change When the CHANGE ENGINE OIL SOON message displays, have the engine oil and filter changed within the next 1 000 km/600 mi. If driven under the best conditions, the engine oil life system might not indicate the need for vehicle service for more than a year. The engine oil and filter must be changed at least once a year and the oil life system must be reset. Your trained dealer technician can perform this work. If the engine oil life system is reset accidentally, service the vehicle within 5 000 km/3,000 mi since the last service. Reset the oil life system when the oil is changed. See Engine Oil Life System on page 10-13. Maintenance Schedule Owner Checks and Services At Each Fuel Stop . Tire Rotation and Required Services Every 12 000 km/ 7,500 mi Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation on page 10-76. . Check the engine oil level. See Engine Oil on page 10-10. Check the tire inflation pressures. See Tire Pressure on page 10-70. Inspect the tires for wear. See Tire Inspection on page 10-76. Check the windshield washer fluid level. See Washer Fluid on page 10-26. Once a Month . Check engine oil level and oil life percentage. If needed, change engine oil and filter, and reset oil life system. See Engine Oil on page 10-10 and Engine Oil Life System on page 10-13. Check engine coolant level. See Engine Coolant on page 10-19. Check windshield washer fluid level. See Washer Fluid on page 10-26. . . . .