U0251 Code – Lost Communication With Running Board Control Module ‘B’

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What are the Possible Causes of the Code U0251?
  • Faulty Running Board Control Module ‘B’
    • Running Board Control Module ‘B’ harness is open or shorted
  • Running Board Control Module ‘B’ circuit poor electrical connection

  • 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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