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Home >> Buick >> 2017 >> Envision Preferred, AWD >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System - Automatic >> Diagnostic Information and Procedures >> DTC B0223, B022A, B0233, B023A, B0408, B0418, B0428, or B3531: Recirculate Position Command/Air Flow Control/Air Flow Control/Temperature Control/Rear Air Flow Control >> DTC Descriptor
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DTC Descriptor

DTC B0223 01

Recirculate Position Command 1 Circuit

DTC B0233 01

Air Flow Control Circuit - Mode

DTC B023A 02

HVAC Actuators Supply Voltage

DTC B0408 01

Front Temperature Control Circuit

DTC B0418 01

Right Temperature Control Circuit

DTC B0428 01

Rear Temperature Control Circuit

DTC B3531 01

Rear Air Flow Control Circuit

For symptom byte information refer to Symptom Byte List .

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