2004 Buick LeSabre
Mileage
111,160
Service Date
12/11/2025
Services Performed
- Let vehicle reach operating temperature and confirmed complaint. Checked inlet and outlet temperatures of the heater core and found both are hot. Removed glove box and inspected over temperature blend door actuator and found no obvious faults. Changed temperature and found the blend door actuator does not operate. Removed actuator and manually moved blend door and found blend door operates and heat works. Checked for power and ground at blend door actuator and found both are present. This indicates the blend door actuator is at fault. Notified customer and they approved repair. Installed new actuator and performed relearn, confirmed proper operation of the heat and the blend door actuator.
RICH K. gave our service a 5 star review on 12/11/2025
