Jeep 2012 Grand Cherokee - Owner Manual - Manual (Page 539)

Cooling System
To reduce potential for engine and transmission over-
heating, take the following actions:
− City Driving
When stopped for short periods of time, shift the trans-
mission into NEUTRAL and increase engine idle speed.
− Highway Driving
Reduce speed.
− Air Conditioning
Turn off temporarily.
SNOW PLOW
Snow plows, winches, and other aftermarket equipment
should not be added to the front end of your vehicle. The
airbag crash sensors may be affected by the change in the
front end structure. The airbags could deploy unexpect-
edly or could fail to deploy during a collision.
WARNING!
Do not add a snow plow, winches, or any other
aftermarket equipment to the front of your vehicle.
This could adversely affect the functioning of the
airbag system and you could be injured.
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