Jeep Liberty: American Petroleum Institute (API) Engine Oil Identification Symbol - Engine Oil - Maintenance Procedures - Maintaining Your Vehicle - Jeep Liberty Owner's ManualJeep Liberty: American Petroleum Institute (API) Engine Oil Identification Symbol

This symbol means that the oil has

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 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 Selection
    For best performance and maximum protection under all types of operating conditions, the manufacturer recommends engine oils that are API Certified and meet the requirements of Chrysler Material ...

    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 recommend ...

    See also:

    Special Application Services
    ○ Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/ 3,000 mi. ○ Have underbody flushing service performed once a year. ...

    Tire pressure monitoring system (TPMS) (U.S.-spec. models)
    Type A Type B The tire pressure monitoring system provides the driver with the warning message indicated by sending a signal from a sensor that is installed in each wheel when tire p ...

    Preparing to drive
    You should perform the following checks and adjustments every day before you start driving. 1. Check that all windows, mirrors, and lights are clean and unobstructed. 2. Check the appearance a ...