See also:

Variable voltage control system (if so equipped)
CAUTION • Do not ground accessories directly to the battery terminal. Doing so will bypass the variable voltage control system and the vehicle battery may not charge completely. • Use electr ...

Manual operation
Fan speed control Turn the fan speed control dial to manually control the fan speed. Press the AUTO button to return to automatic control of the fan speed. Air recirculation Press the air ...

Battery
If the battery is not fully charged during extremely cold weather conditions, the battery fluid may freeze and damage the battery. To maintain maximum efficiency, the battery should be checked reg ...