Jeep Liberty: Engine Oil Viscosity - Engine Oil - Maintenance Procedures - Maintaining Your Vehicle - Jeep Liberty Owner's ManualJeep Liberty: Engine Oil Viscosity

SAE 5W-20 engine oil 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 “Engine Compartment” in “Maintaining Your Vehicle” for further information.

Lubricants which do not have both the engine oil certification mark and the correct SAE viscosity grade number should not be used.

    American Petroleum Institute (API) Engine Oil Identification Symbol
    This symbol means that the oil has been certified by the American Petroleum Institute (API). The manufacturer only recommends API Certified engine oils. CAUTION! Do not use chemical flush ...

    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. ...

    See also:

    Engine number
    Emission control information plate, including the certification of both federal and Californian emissions standards Engine number (stamped into the crankcase) VIN (on the lower edge of the ...

    Help line
    The help line (distance marker and vehicle width line) is a guide to help you realize the actual distance from the screen. 1) Vehicle width line (oblique vertical line) 2) Approx. 10 feet ...

    Warranty
    The Service and Warranty Information booklet contains detailed information about the warranties covering your vehicle. Your authorized Mercedes-Benz Center will exchange or repair any defective par ...