Passenger Power Mirror Motor Circuit
2010-2010 Buick Enclave 3.6L V6
The 2010 Buick Enclave is equipped with a 3.6L V6 engine. Below you'll find detailed b0221 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the passenger side power mirror motor circuit.
Symptoms
- Passenger mirror not adjusting
- Mirror does not respond to switch
- Mirror moves partially
Common Causes
- Faulty mirror motor
- Switch failure
- Wiring damage in passenger door
- Mirror frozen in cold weather
Diagnostic Steps
- Test mirror switch
- Direct-power mirror motor
- Inspect wiring
- Check for ice buildup in cold weather
Repair Notes
Replace mirror assembly or repair wiring. In cold climates, check for ice in mirror housing.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0221 on Other Vehicles
Common Questions
What does code B0221 mean on a 2010-2010 Buick Enclave?
B0221 stands for "Passenger Power Mirror Motor Circuit". Malfunction in the passenger side power mirror motor circuit.
What are the symptoms of B0221 on a Buick Enclave?
Common symptoms of B0221 include: Passenger mirror not adjusting, Mirror does not respond to switch, Mirror moves partially.
What causes B0221 on a 2010-2010 Buick Enclave?
Common causes of B0221 include: Faulty mirror motor, Switch failure, Wiring damage in passenger door, Mirror frozen in cold weather.
Last updated: March 2026