HVAC Blend Door Actuator. 2004 Chevrolet Tahoe Engine: 4.8L V8; Blend Door Actuator;. 2004 Chevrolet Tahoe Engine: 5.3L V8; Blend Door Actuator;. HVAC Actuator. Notes: Blend Door Actuator. IMPORTANT: To confirm that this part fits your vehicle, enter your vehicles Year, Make, Model, Trim and Engine in the Compatibility Table.
