See also:

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 (available from your authorized dealer) is recommended. ...

Cruise Control
Press and release the UP or DOWN button until ACC (if equipped with Adaptive Cruise Control) or Cruise is highlighted in the EVIC. Status of the ACC or Cruise is displayed in the menu line also. ...

Manufacturing
The all-new 2011 Jeep Grand Cherokee will be built at the 2.7-million-square-foot Jefferson North Assembly Plant (JNAP) in Detroit, which has been the site of Jeep Grand Cherokee production since ...