Buy OEM Audi Part # 3C0907521B (3C0-907-521-B). Module. Control. HVAC. Blower Motor. Climate. Regulator. AUTO A/C, to VIN 1K8177648. TT. HVAC Electronic Control Module - Repair or

Automatic Temperature Controls. HVAC Blower Motor Control Module. Module to Control HVAC functions.

HVAC Blower Motor Control ModuleHVAC Control Module

Fits TT

AUTO A/C, to VIN 1K8177648. TT.
HVAC Electronic Control Module - Repair or Replace
A malfunctioning HVAC control module can cause intermittent faults, usually manifesting at the control panel. If your Audi is experiencing problems with the A/C or heat, our Audi service department is uniquely qualified to repair the faults.