2007 Dodge Ram 2500 Pickup Owner Manual Diesel - Page 386

386 MAINTAINING YOUR VEHICLE lube odorants) to the engine oil. Engine oil is an engineered product and it's performance may be impaired by supplemental additives. NOTE: The manufacturer offers a lube odorant (Mopar Diesel Fresh) for diesel engines crankcases. The lube odorant is recommended by the manufacturer to reduce the sulfur smell that may occur during engine idling. Engine Oil Filter Refer to Fluids, Lubricants and Genuine Parts for the correct part number. The engine oil filter should be changed at every engine oil change. You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recommended maintenance intervals for oil and filter changes are followed. Materials Added to Engine Oil The manufacture strongly recommends against the addition of any additives (other than leak detection dyes or Engine Oil And Filter - Change Operate the engine until the coolant temperature reaches 140°F (60°C). Shut the engine off. Remove the oil drain plug. Use a container that can hold at least 12 quarts (11.3 Liters) to hold the used oil.