2015 Cadillac XTS Owner Manual - Page 29

1-22 In Brief . The oil life system can also be reset as follows: 1. Turn the ignition on with the engine off. 2. Fully press and release the accelerator pedal three times within five seconds. If the CHANGE ENGINE OIL SOON message is not on, the system is reset. See Engine Oil Life System on page 10-11. Avoid idling the engine for long periods of time. When road and weather conditions are appropriate, use cruise control. Always follow posted speed limits or drive more slowly when conditions require. Keep vehicle tires properly inflated. Combine several trips into a single trip. Replace the vehicle's tires with the same TPC Spec number molded into the tire's sidewall near the size. Follow recommended scheduled maintenance. Roadside Service U.S.: 1-800-224-1400 Canada: 1-800-882-1112 TTY Users (U.S. Only): 1-888-889-2438 New vehicles are automatically enrolled in the Roadside Service program. See Roadside Service on page 13-5. . . . . . OnStar® This vehicle may be equipped with a comprehensive, in-vehicle system that can connect to a live OnStar Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. OnStar services may require a paid subscription. See OnStar Overview on page 14-1. Driving for Better Fuel Economy Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible... Avoid fast starts and accelerate smoothly. Brake gradually and avoid abrupt stops. .