3.6L Engine

This engine is designed to meet all emissions regulations and provide excellent fuel economy and performance when using high-quality unleaded “regular” gasoline having an octane rating of 87. The use of premium gasoline is not recommended, as it will not provide any benefit over regular gasoline in these engines.
See also:
Jeep Trail Rated
All 2011 Jeep Grand Cherokees equipped with either the off-road or the
Quadra-Lift group are Trail Rated®. The Jeep Trail Rated badge on the 2011 Jeep
Grand Cherokee indicates that the vehicle ha ...
Seat Belt Maintenance
Do not bleach, dye, or clean the seat belts with chemical
solvents or abrasive cleaners. This will weaken the fabric.
Sun damage can also weaken the fabric.
If the seat belts need cleaning, use a ...
Selection Of Lubricant
Use only manufacturer’s recommended fluid. Refer to “Fluids, Lubricants, and
Genuine Parts” in “Maintaining Your Vehicle” for further information. ...


