2012 Jeep Patriot Owner Manual - Page 423

MAINTAINING YOUR VEHICLE 421 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. Engine Oil Viscosity (SAE Grade) SAE 5W-20 engine oil is recommended for all operating temperatures. This engine oil improves low temperature starting and vehicle fuel economy. Your engine oil filler cap also states the recommended engine oil viscosity grade for your engine. Synthetic Engine Oils 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 Oils Do not add any supplemental materials, other than leak detection dyes, to your engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives. Disposing Of Used Engine Oil And Oil Filters Care should be taken in disposing of used engine oil and Lubricants which do not have both the engine oil certioil filtersfrom your vehicle. Used oil and oil filters, fication mark and the correct SAE viscosity grade numindiscriminately discarded, can present a problem to the ber should not be used. environment. Contact your authorized dealer, service station, or governmental agency for advice on how and where used oil and oil filters can be safely discarded in your area. 7