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:

    Folding back the mirrors
    Push backward to fold the mirrors. ■When the mirrors are fogged up (vehicles with outside rear view mirror defoggers) Turn on the mirror defoggers to defog the mirrors. CAUTION ■Whe ...

    Cigarette lighter
    For the cigarette lighter to work, the key must be in the "ACC" position or the "ON" position. To use the cigarette lighter, push it all the way into its socket. When the e ...

    Starting procedures
    Before starting your vehicle, adjust your seat, adjust both inside and outside mirrors, and fasten your seat belts. WARNING: Never leave children alone in a vehicle. Leaving children in a vehic ...