2011 Dodge Nitro Owner Manual - Page 412

MAINTAINING YOUR VEHICLE 409 CAUTION! Do not use chemical flushes in your engine oil as the chemicals can damage your engine. Such damage is not covered by the New Vehicle Limited Warranty. Lubricants which do not have both the engine oil certification mark and the correct SAE viscosity grade number should not be used. Synthetic Engine Oils You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recomEngine Oil Viscosity - 3.7L Engine SAE 5W-20 engine oil is recommended for all operating mended maintenance intervals for oil and filter changes temperatures. This engine oil improves low temperature are followed. starting and vehicle fuel economy. Your engine oil filler Materials Added To Engine Oils cap shows the recommended engine oil viscosity for your Do not add supplemental materials, other than leak vehicle. detection dyes, to your engine oil. Engine oil is an Lubricants which do not have both the engine oil certi- engineered product and it's performance may be imfication mark and the correct SAE viscosity grade num- paired by supplemental additives. ber should not be used. Disposing Of Used Engine Oil And Oil Filters Care should be taken in disposing of used engine oil and Engine Oil Viscosity - 4.0L Engine SAE 10W-30 engine oil is preferred. SAE 5W-30 engine oil oil filters from your vehicle. Used oil and oil filters, is allowed during cold weather only to improve cold indiscriminately discarded, can present a problem to the environment. Contact your authorized dealer, service weather starting. 7