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:

    Shifting Into NEUTRAL (N)
    Use the following procedure to prepare your vehicle for recreational towing. WARNING! You or others could be injured if you leave the vehicle unattended with the transfer case in the NEUTRAL (N) p ...

    Ambient Light
    The overhead console is equipped with an ambient light feature. This light casts illumination for improved visibility of the floor center console and PRNDL area. Ambient Light ...

    Weight-Carrying Hitch
    A weight-carrying hitch supports the trailer tongue weight, just as if it were luggage located at a hitch ball or some other connecting point of the vehicle. This kind of hitch is the most popular ...