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B3142 Code – Left Front Unlock Switch Circuit Low

What are the Possible Causes of the Code B3142?
  • Faulty Left Front Power Door Lock Switch
  • Left Front Power Door Lock Switch harness is open or shorted
  • Left Front Power Door Lock Switch circuit poor electrical connection
  • Faulty Driver Door Switch Assembly (DDSA)
  • 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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