Defrosting outside windshield with manual climate control system

Set the fan speed to the highest (extreme right) position.
Set the temperature to the extreme hot position.
Select the position.

The outside (fresh) air and air conditioning will be selected automatically.

When starting the vehicle in cold weather a more efficient way to heat the passenger compartment is to do the following.

Turn off or lower the blower, right after starting the engine.
Engine temperature is still low and the air flow from the heater is still cold.
After a few minutes of engine warm up, turn on or set the fan to a higher level and with adjust the temperature setting to hot.

NOTICE

If the engine temperature is still cold after starting, then a brief engine warm up period may be required for the vented air flow to become warm or hot.