Rear Wiper Motor Circuit
2004-2004 Buick Century 3.1L V6
The 2004 Buick Century is equipped with a 3.1L V6 engine. Below you'll find detailed b2501 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the rear windshield wiper motor circuit.
Symptoms
- Rear wiper not moving
- Rear wiper does not park
- Rear wiper intermittent
- Rear washer works but wiper does not
Common Causes
- Faulty rear wiper motor
- Wiper switch failure
- Wiring damage in liftgate
- Motor ground fault
- Rear wiper arm seized
Diagnostic Steps
- Check rear wiper fuse
- Test motor with direct power
- Inspect wiring at liftgate hinge
- Test rear wiper switch
- Check motor ground
Repair Notes
Replace rear wiper motor or repair wiring at liftgate hinge flex point.
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
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
- B0012Driver Side Airbag Deployment Circuit Short to Ground
- B0013Driver Side Airbag Deployment Circuit Short to Battery
B2501 on Other Vehicles
Common Questions
What does code B2501 mean on a 2004-2004 Buick Century?
B2501 stands for "Rear Wiper Motor Circuit". Malfunction in the rear windshield wiper motor circuit.
What are the symptoms of B2501 on a Buick Century?
Common symptoms of B2501 include: Rear wiper not moving, Rear wiper does not park, Rear wiper intermittent, Rear washer works but wiper does not.
What causes B2501 on a 2004-2004 Buick Century?
Common causes of B2501 include: Faulty rear wiper motor, Wiper switch failure, Wiring damage in liftgate, Motor ground fault, Rear wiper arm seized.
Last updated: March 2026