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U0140 Code – Lost Communication with Body Control Module

What are the Possible Causes of the Code U0140?
  • Faulty Controller Area Network (CAN) Communication System
  • Faulty Body Control Module (BCM)
  • Body Control Module harness is open or shorted
  • Body Control Module 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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