HVAC Blower Motor Resistor. 1983 Buick Estate Wagon Engine: 5.0L V8; Blower Motor Resistor;. 1983 Buick Estate Wagon Engine: 5.7L V8; Blower Motor Resistor;. Notes: Blower Motor Resistor. IMPORTANT: To confirm that this part fits your vehicle, enter your vehicles Year, Make, Model, Trim and Engine in the Compatibility Table.
