American Petroleum Institute (API) Engine Oil Identification Symbol

Jeep Wrangler / Jeep Wrangler Owner's Manual / Maintaining Your Vehicle / Maintenance Procedures / Engine Oil / American Petroleum Institute (API) Engine Oil Identification Symbol

This symbol means that the oil has been certified by the American Petroleum Institute

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:

    Ride Comfort And Vehicle Stability
    Proper tire inflation contributes to a comfortable ride. Over-inflation produces a jarring and uncomfortable ride. Both under-inflation and over-inflation affect the stability of the vehicle and ...

    Glove Compartment
    The glove compartment is located on the right side of the instrument panel. Glove Compartment To open the glove compartment, pull outward on the latch and lower the glove box door. Opened G ...

    Electronic Vehicle Information Center (EVIC) Display Messages
    When the appropriate conditions exist, a message will appear in the EVIC display. Refer to “Electronic Vehicle Information Center (EVIC)” in “Understanding Your Instrument Panel” for fur ...