Jeep 2009 Grand Cherokee Owner's Manual page 335

NOTE:
The following table shows examples on how to calcu-
late total load, cargo/luggage, and towing capacities
of your vehicle with varying seating configurations
and number and size of occupants. This table is for
illustration purposes only and may not be accurate for
the seating and load carry capacity of your vehicle.
STARTING AND OPERATING 333
For the following example, the combined weight of
occupants and cargo should never exceed 865 lbs
(392 kg).
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