2015 Buick Regal Owner Manual - Page 344

Service and Maintenance 11-3 Maintenance Schedule Owner Checks and Services At Each Fuel Stop . 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 may not indicate the need for vehicle service for up to 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. 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 10-55. . Check the engine oil level. See Engine Oil on page 10-11. Check the tire inflation pressures. See Tire Pressure on page 10-48. Inspect the tires for wear. See Tire Inspection on page 10-54. Check the windshield washer fluid level. See Washer Fluid on page 10-23. 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 10-11 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 10-23. . . . .