GMC chervolet camaro 1999 Service Manual page 213

1-122 HVAC System - Manual
DEFOG
This mode directs air in the vehicle in two ways:
• Air is divided between the windshield and
the lower outlets.
82070
• A small amount of the air id directed toward the
side window vents.
This mode is useful when fog appears on the windshield
or side glass due to rain or snowy conditions.
Refrigeration System Description
VDOT Refrigeration System
1
Legend
(1) Compressor
(2) Condenser
(3) Evaporator
(4) Accumulator
2
6
HVAC
DEFROST
82071
This mode directs most of the air to the windshield for
quick removal of fog or frost from the windshield. A
small amount of air is also directed toward the
lower and side window outlets.
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4
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Low Pressure
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(5) Expansion (Orifice} Tube
(6) Liquid Line
(7) Pressure Relief Valve
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