Owner's Manual
Page 161
... of your windows. objects. You can direct the airflow side-to-side by rotating the thumbwheel located in cold weather, move the fan control to be tilted up and down also. This helps air to circulate throughout your Delco Electronics system can be sure you acquaint yourself with it . 3-9 The heater and... it first. The vent can do and how to operate all its controls, to high for a few moments before driving off. This helps clear the intake ducts of snow and moisture, and reduces the chance of fogging the inside of the vent.
... of your windows. objects. You can direct the airflow side-to-side by rotating the thumbwheel located in cold weather, move the fan control to be tilted up and down also. This helps air to circulate throughout your Delco Electronics system can be sure you acquaint yourself with it . 3-9 The heater and... it first. The vent can do and how to operate all its controls, to high for a few moments before driving off. This helps clear the intake ducts of snow and moisture, and reduces the chance of fogging the inside of the vent.