B2108 Code – Trunk Key Cylinder Switch Failure

What are the Possible Causes of the Code B2108?
  • Faulty Trunk Key Cylinder Switch
  • Trunk Key Cylinder Switch harness is open or shorted
  • Trunk Key Cylinder Switch 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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