Extreme Cold Weather (Below -20°F Or −29°C) - Jeep Grand Cherokee 2014 Owner's Manual

406 STARTING AND OPERATING
NOTE: If the ignition switch is left in the ACC or RUN
(engine not running) position and the transmission is in
PARK, the system will automatically time out after 30
minutes of inactivity and the ignition will switch to the
OFF position.
ENGINE START/STOP Button Functions — With
Driver's Foot OFF The Brake Pedal (In PARK Or
NEUTRAL Position)
The ENGINE START/STOP button operates similar to an
ignition switch. It has four positions, OFF, ACC, RUN
and START. To change the ignition positions without
starting the vehicle and use the accessories follow these
steps:
• Starting with the ignition in the OFF position,
• Press the ENGINE START/STOP button once to place
the ignition to the ACC position (EVIC will display
"ACC"),
• Press the ENGINE START/STOP button a second time
to place the ignition to the RUN position (EVIC will
display "ON/RUN"),
• Press the ENGINE START/STOP button a third time to
return the ignition to the OFF position (EVIC will
display "OFF").
Extreme Cold Weather (Below –20°F Or −29°C)
To ensure reliable starting at these temperatures, use of
an externally powered electric engine block heater (avail-
able from your authorized dealer) is recommended.