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:

    Exhaust System
    The best protection against carbon monoxide entry into the vehicle body is a properly maintained engine exhaust system. If you notice a change in the sound of the exhaust system; or if the exha ...

    Set speed dial
    1. Select the “SET SPD DIAL”/“SET SPEED DIAL” menu. 2. Select the phone number by operating the “TUNE/TRACK/CH” dial/by pressing the talk switch and saying the voice tag. 3. Se ...

    Behavior with key lock-in prevention function non-operational
    - If the lock lever is turned to the rear (“LOCK”) position with the driver’s door open and the driver’s door is then closed with the lock lever in that position, the driver’s door i ...