U1035 Code – Invalid Or Missing Data For Primary Id

What are the Possible Causes of the Code U1035?
  • Faulty Module that is not communicating
  • Module harness is open or shorted
  • 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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