Jeep Liberty: Cooling System – Drain, Flush, And Refill - Cooling System - Maintenance Procedures - Maintaining Your Vehicle - Jeep Liberty Owner's ManualJeep Liberty: Cooling System – Drain, Flush, And Refill

If the engine coolant (antifreeze) is dirty or contains a considerable amount of sediment, clean and flush with a 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.

    Engine Coolant Checks
    Check the engine coolant (antifreeze) protection every 12 months (before the onset of freezing weather, where applicable). If the engine coolant (antifreeze) is dirty or rusty in appearance, the ...

    Selection Of Engine Coolant
    Use only the manufacturer’s recommended engine coolant (antifreeze). Refer to “Fluids, Lubricants, and Genuine Parts” in “Maintaining Your Vehicle” for further information. CAUTION! ...

    See also:

    Note for the entry function
    ●Even when the electronic key is within the effective range (detection areas), the system may not operate properly in the following cases. • The electronic key is too close to the window or ...

    Diesel glow plug (amber)
    Diesel glow plug (amber) Illuminates when the ignition is switched on to indicate that the glow plugs are active. Wait until the lamp extinguishes before starting the engine. ...

    Immobilizer
    The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started ...