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.
See also:
Driving Impressions
Jeep took a big leap forward by developing the Liberty. This SUV reaches well
beyond the ever-popular but largely outmoded Cherokee in civility and
refinement. Better yet, it does so without losin ...
Multi-Displacement System (MDS) (If Equipped) — 5.7L Engine Only
This feature offers improved fuel economy by shutting
off four of the engine’s eight cylinders during light load
and cruise conditions. The system is automatic with no
driver inputs or additio ...
Onboard Diagnostic System — OBD II
Your vehicle is equipped with a sophisticated onboard diagnostic system called
OBD II. This system monitors the performance of the emissions, engine, and automatic
transmission control systems. Wh ...


