B3873 Code – Front Washer Relay Circuit

What are the Possible Causes of the Code B3873?
  • Faulty Front Washer Relay
  • Front Washer Relay harness is open or shorted
  • Front Washer Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)
  • Need help with this OBD II code? Our mechanics are available within west Michigan to help. Outside of our service area? Visit our Car Help Section where you can ask questions and get answers.

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