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Number 4 marks the part’s position in this exploded view (Volkswagen Golf 2.0 BlueMotion (2019-2024)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Volkswagen Blower Regulator, part number 3Q0907521A. This electronic module regulates the speed of the cabin blower fan within the heating and air conditioning system. It ensures the fan operates at the correct speed based on user input and system demands. Located within the HVAC unit. This part weighs 0.169 kg. Genuine OEM blower regulators are calibrated to provide precise voltage control, preventing premature fan motor failure and ensuring consistent airflow.
Catalogue entry: REGULATOR V126.
Technical details
- Category
- Heating & A/C
- Country of origin
- Czechia
- Customs (HS) code
- 90251900
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 13.5 × 5.3 × 3.7 cm
- Shipping weight
- 169 g
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
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