2015 Jeep Grand Cherokee Owner Manual Supplement - Page 48
2015 Jeep Grand Cherokee Manual
Page 48 highlights
46 STARTING AND OPERATING provide good performance. If the vehicle is exposed to extreme cold (below 20°F or -7°C), or is required to Remember to disconnect the cord before driving. operate at colder-than-normal conditions for prolonged Damage to the 110-115 Volt electrical cord could periods, use climatized No. 2 diesel fuel or dilute the No. 2 diesel fuel with 50% No. 1 diesel fuel. This will cause electrocution. provide better protection from fuel gelling or waxNOTE: The block heater will require 110 Volts AC and plugging of the fuel filters. 6.5 Amps to activate the heater element. WARNING! FUEL REQUIREMENTS WARNING! Use good quality diesel fuel from a reputable supplier in Do not use alcohol or gasoline as a fuel blending your vehicle. Federal law requires that you must fuel agent. They can be unstable under certain conditions this vehicle with Ultra Low Sulfur Highway Diesel fuel and hazardous or explosive when mixed with diesel (15 ppm Sulfur maximum) and prohibits the use of Low fuel. Sulfur Highway Diesel fuel (500 ppm Sulfur maximum) Diesel fuel is seldom completely free of water. To prevent to avoid damage to the emissions control system. fuel system trouble, drain the accumulated water from For most year-round service, No. 2 diesel fuel meeting the fuel/water separator using the fuel/water separator ASTM (formerly known as the American Society for drain provided on the fuel filter housing. If you buy good Testing and Materials) specification D-975 Grade S15 will quality fuel and follow the cold weather advice above,