90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
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Control Module HVAC: Service and Repair
Blower Control Unit
Blower Motor Control Unit
1. Remove glove compartment.
2. Remove screws A.
3. Disconnect wiring harness to blower control unit.
4. Remove blower control unit.
5. Remove any old heat-conducting paste from heat sink and control unit each time unit is removed, then apply new paste.
6. Assemble in reverse order of removal.
