Jeep Liberty: Materials Added To Fuel - Fuel Requirements - Starting And Operating - Jeep Liberty Owner's ManualJeep Liberty: Materials Added To Fuel

All gasoline sold in the United States is required to contain effective detergent additives. Use of additional detergents or other additives is not needed under normal conditions and they would result in additional cost.

Therefore, you should not have to add anything to the fuel.

    MMT In Gasoline
    MMT is a manganese containing metallic additive that is blended into some gasoline to increase octane. Gasoline blended with MMT provides no performance advantage beyond gasoline of the same oct ...

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

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    Proper use
    WARNING There are various warning stickers affixed to your vehicle. Their purpose is to alert you and others to various dangers. Therefore, do not remove any warning stickers unless the stic ...

    Fuel Economy Mode
    Vehicles with a 2.4L engine have a Fuel Economy Mode. When engaged, fuel economy mode can improve the vehicle's fuel economy Press the “eco” (economy) button by the shift lever to turn th ...

    Folding back the mirrors
    Push backward to fold the mirrors. ■When the mirrors are fogged up (vehicles with outside rear view mirror defoggers) Turn on the mirror defoggers to defog the mirrors. CAUTION ■Whe ...