2015 Dodge Durango Owner Manual - Page 515

STARTING AND OPERATING 513 • This device must accept any interference received, of premium gasoline is not recommended, as it will not including interference that may cause undesired op- provide any benefit over regular gasoline in these engines. eration. The TPM sensors are regulated under one of the follow- 5.7L Engine - If Equipped ing licenses: This engine is designed to meet all emissions regulations and provide satisfactory fuel economy and performance when using high-quality unleaded gasoline having FUEL REQUIREMENTS an octane range of 87 to 89. The manufac3.6L Engine - If Equipped turer recommends the use of 89 octane for optimum performance. The use of premium gasoline is not recomThis engine is designed to meet all emis- mended, as it will not provide any benefit over regular sions regulations and provide excellent gasoline in these engines. fuel economy and performance when us- Light spark knock at low engine speeds is not harmful to ing high-quality unleaded "regular" gaso- your engine. However, continued heavy spark knock at line having an octane rating of 87. The use high speeds can cause damage and immediate service is required. Poor quality gasoline can cause problems such United States Canada MRXMERCTX1 2546A-MERCTX1 5