Buick 1994 Roadmaster Owner's Manual page 133

Fan Speeds
Vent
The speed of the blower fan is controlled automatically
if you have the fan on AUTO.
, .
However, if you want the
blower fan to run at a lower
speed, push
v.
If you want to raise the
blower speed, push
A
.
Use VENT when you don't
want to cool the air coming
into your vehicle. The air
flow will come from the
instrument panel outlets.
The blower speed will go
lower or higher with every
push of the button until the
1ow.est or highest speed is Defrost
reached.
This setting will direct the
air flow toward the
windshield. Use defrost
when there is fog or ice on
the windshield.
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