2009 Dodge Viper Owner Manual - Page 132
2009 Dodge Viper Manual
Page 132 highlights
130 UNDERSTANDING YOUR INSTRUMENT PANEL Window Fogging Interior fogging on the windshield can be quickly removed by turning the mode selector to Defrost. The Defrost/Floor mode can be used to maintain a clear windshield and provide sufficient heating. If side window fogging becomes a problem increase blower speed. Vehicle windows tend to fog on the inside in mild but rainy or humid weather. Outside Air Intake When operating the system, particularly during the winter months, make sure the air intake, at the right side of the hood, is free of ice, slush, snow, or other obstructions such as leaves. Leaves collected in the air-intake plenum may reduce airflow and plug the plenum water drains. Control Setting Suggestions for Various Weather Conditions
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