Cooling System – Drain, Flush, And Refill

If the engine coolant (antifreeze) is dirty and contains a considerable amount of sediment, clean and flush with reliable cooling system cleaner. Follow with a thorough rinsing to remove all deposits and chemicals. Properly dispose of the old engine coolant (antifreeze).

Refer to the “Maintenance Schedule” for the proper maintenance intervals.

    See also:

    The Inside
    Unfortunately, off-roading is important only to a minority, even among Jeep buyers, which doesn't make for much of a competitive advantage in the real world. What's important to the majority is a ...

    Door Frame
    WARNING! Do not drive your vehicle on pavement with the door frame(s) removed as you will lose the protection that they can provide. This procedure is furnished for use during off-road operation ...

    Fuel System Cautions
    CAUTION! Follow these guidelines to maintain your vehicle’s performance: • The use of leaded gasoline is prohibited by Federal law. Using leaded gasoline can impair engine performance, and dam ...