Extreme cold weather (below –20°f or −29°c), If engine fails to start, Extreme cold weather (below –20°f or – Jeep 2015 Grand Cherokee - Owner Manual User Manual
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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,
• Push the ENGINE START/STOP button once to place
the ignition to the ACC position (DID will display
“ACC”),
• Push the ENGINE START/STOP button a second time
to place the ignition to the RUN position (DID will
display “ON/RUN”),
• Push the ENGINE START/STOP button a third time to
return the ignition to the OFF position (DID 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.
If Engine Fails To Start
WARNING!
• Never pour fuel or other flammable liquid into the
throttle body air inlet opening in an attempt to start
the vehicle. This could result in flash fire causing
serious personal injury.
(Continued)
420 STARTING AND OPERATING