U2122 Code – Lost Communication With Radio Unit

What are the Possible Causes of the Code U2122?
  • Faulty Radio Unit
  • Radio Unit harness is open or shorted
  • Radio Unit 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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