2014 Jeep Wrangler Owner Manual - Page 584
2014 Jeep Wrangler Manual
Page 584 highlights
582 MAINTAINING YOUR VEHICLE Engine Oil Viscosity - 3.6L Engine MOPAR® SAE 5W-20 engine oil approved to Chrysler Material Standard MS-6395 such as Pennzoil®, Shell Helix® or equivalent. is recommended for all operating temperatures. This engine oil improves low temperature starting and vehicle fuel economy. The engine oil filler cap also shows the recommended engine oil viscosity for your engine. For information on engine oil filler cap location, refer to the "Engine Compartment" illustration in this section. 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 Oil The manufacturer strongly recommends against the addition of any additives (other than leak detection dyes) to the engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental addiNOTE: MOPAR® SAE 5W-30 engine oil approved to tives. Chrysler Material Standard MS-6395 such as Pennzoil®, Disposing Of Used Engine Oil And Oil Filters Shell Helix® or equivalent may be used when SAE 5W-20 Care should be taken in disposing of used engine oil and engine oil meeting MS-6395 is not available. oil filters from your vehicle. Used oil and oil filters, indiscriminately discarded, can present a problem to the environment. Contact your authorized dealer, service
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