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decent cabin filter), and then heats or cools it. It’s your car’s “open window” setting.
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Recirculation Mode (Light ON): The system closes the outside intake. It seals the cabin and continually cycles, filters, and reconditions the air already inside. It’s your car’s “sealed capsule” setting.
The Golden Rules: When to Use Recirculation Mode
Use this button like a shield. Turn it ON to actively defend your cabin’s air quality.
1. When You’re Trapped in Bad Air.
This is its primary job. The moment you see, smell, or suspect pollution:
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Heavy traffic or tunnels, especially behind diesel trucks or buses.
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Driving past factories, farms, or landfills.
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On dusty gravel roads or through construction zones.
It physically blocks those pollutants from being sucked inside.
2. To Supercharge Your AC on a Scorching Day.
This is the best-kept secret for beating the heat. When you first get into a hot car:
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Roll down
