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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (HVAC Systems - Manual) >> Description and Operation >> Air Delivery Description and Operation >> HVAC Control Components >> Air Speed >> Recirculation Operation

Recirculation Operation

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The HVAC control module controls the air intake through the recirculation actuator. Recirculation is not available when the mode is in heater through defrost. The operator must activate the blower for Recirculation operation.

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