Lexus 2013 GS 350 Owner's Manual page 335

Using automatic air conditioning system
Press .
1
The air conditioning system will operate, and air outlets and fan speed will be
adjusted automatically.
"AUTO" will be displayed on the control panel.
Press " " on
2
the temperature.
GS350_U (OM30C34U)
5-2. Using the air conditioning system and defogger
to increase the temperature and " " to decrease
I n f o r ma t i o n P r o v i d e d b y :
5