2015 Chevrolet Spark Owner Manual - Page 219

9-34 Driving and Operating 1. View displayed by the camera. 2. Corner of the rear bumper. Fuel Use of the recommended fuel is an important part of the proper maintenance of this vehicle. When driving in the U.S. and Canada, to help keep the engine clean and maintain optimum vehicle performance, we recommend using TOP TIER Detergent Gasolines. See www.toptiergas.com for a list of TOP TIER Detergent Gasolines. When the System Does Not Seem To Work Properly The RVC system may not work properly or display a clear image if: . . higher. Do not use gasoline with an octane rating below 87, as it may cause engine damage and will lower fuel economy. Use of Seasonal Fuels Use summer and winter fuels in the appropriate season. The fuels industry automatically modifies the fuel for the appropriate season. If fuel is left in the vehicle tank for long periods of time, driving or starting could be affected. Drive the vehicle until the fuel is at one-half tank or less, then refuel with the current seasonal fuel. Prohibited Fuels Gasolines containing oxygenates such as ethers and ethanol, as well as reformulated gasolines, are available in some cities. If these gasolines comply with the previously described specification, then they are acceptable to use. However, E85 (85% ethanol) and other fuels containing more than 15% ethanol must be used only in FlexFuel vehicles. It is dark. The sun or the beam of headlamps is shining directly into the camera lens. Ice, snow, mud, or anything else has built up on the camera lens. Clean the lens, rinse it with water, and wipe it with a soft cloth. The back of the vehicle was in an accident. The position and mounting angle of the camera can change or the camera can be affected. Be sure to have the camera and its position and mounting angle checked at your dealer. . . Use regular unleaded gasoline meeting ASTM specification D4814 with a posted octane rating of 87 or