B0625low severityBody
Recirculation Door Actuator Circuit
on 2002 Buick Century 3.1L V6 · FWD
What this code means
Malfunction in the HVAC recirculation door actuator. This door switches between outside air and recirculated cabin air.
Symptoms
- Cannot switch to recirculation mode
- Recirculation button unresponsive
- Outside odors entering cabin in recirc mode
- Clicking noise near glove box
Common causes
- Faulty recirc actuator
- Door binding
- Actuator gear stripped
- Wiring issue
Diagnostic steps
- Test recirc actuator operation
- Check door movement
- Inspect actuator gears
- Test wiring
- Scan HVAC codes
Repair notes
Replace recirculation door actuator.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment
B0011
Driver Side Airbag Deployment Circuit Open
B0012
Driver Side Airbag Deployment Circuit Short to Ground
B0013
Driver Side Airbag Deployment Circuit Short to Battery