Materials Added To Engine Oil

Do not add any supplemental additives, other than leak detection dyes, to your engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives.

    See also:

    Selection Of Lubricant
    Use only manufacturer’s recommended fluid. Refer to “Fluids, Lubricants, and Genuine Parts” in “Maintaining Your Vehicle” for further information. ...

    Sunrider (Two-Door Models) — If Equipped
    CAUTION! Operating the top, opening a door or lowering a window while the top is wet may allow water to drip into the vehicle’s interior. NOTE: If you are going to be driving faster than 40 mph ...

    Hill Descent Control (HDC) — Four-Wheel Drive Models With MP3023 Two-Speed Transfer Case Only
    HDC maintains vehicle speed while descending hills during off-road driving situations and is available in 4WD LOW range only. To enable HDC, press the HDC switch or put the Selec-Terrain™ syst ...