American Petroleum Institute (API) Engine Oil Identification Symbol

This symbol means that the oil has been certified by the American Petroleum Institute (API). The manufacturer only recommends API Certified engine oils.
CAUTION!
Do not use chemical flushes in your engine oil as the chemicals can damage your
engine. Such damage is not covered by the New Vehicle Limited Warranty.
See also:
Powertrains
The all-new 2011 Jeep Grand Cherokee is available with two leading engine
options for North American markets.
The 2011 Jeep Grand Cherokee's standard engine is an all-new flexible fuel
3.6-liter ...
Crossing A Ravine, Gully, Ditch, Washout Or Rut
When crossing a ravine, gully, ditch, washout or a large rut, the angled approach
is the key to maintaining your vehicle’s mobility. Approach these obstacles at a
45- degree angle and let each t ...
Tire Rotation Recommendations
The tires on the front and rear of your vehicle operate at
different loads and perform different steering, handling,
and braking functions. For these reasons, they wear at
unequal rates.
These ...


