Optima V6-2.7L VIN 4 (2007)
Blower Motor Resistor: Service and Repair
REPLACEMENT
1. Disconnect the negative (-) battery terminal.
2. Disconnect the power mosfet connector (A) at the connecting part between heater and blower unit.
3. Remove the power mosfet (B) after loosening the mounting screws.
4. Installation is the reverse order of removal.
