2015 Cadillac CTS Owner Manual - Page 29

1-22 In Brief . Driving for Better Fuel Economy Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible. . Replace the vehicle's tires with the same TPC Spec number molded into the tire's sidewall near the size. Follow recommended scheduled maintenance. 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. . Avoid fast starts and accelerate smoothly. Brake gradually and avoid abrupt stops. 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. Roadside Service U.S.: 1-800-224-1400 Canada: 1-800-882-1112 TTY Users (U.S. Only): 1-888-889-2438 New Cadillac owners are automatically enrolled in the Roadside Service Program. See Roadside Service on page 13-5. . . . . . .