American Petroleum Institute (API) Engine Oil Identification Symbol

Jeep Grand Cherokee / Jeep Grand Cherokee Owners Manual / Maintaining your vehicle / Maintenance Procedures / Engine Oil / 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.

    See also:

    Maintenance Schedule
    The Scheduled Maintenance services listed in this manual must be done at the times or mileages specified to protect your vehicle warranty and ensure the best vehicle performance and reliability. ...

    Spare Tire Stowage
    The spare tire is stowed under the load floor in the rear cargo area and is secured to the body with a special wing nut. ...

    Adding Fluid
    Add lubricant only at the fill hole and only to the level specified above. ...