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B1378 Code – Oil Change Lamp Circuit Short To Ground

What are the Possible Causes of the Code B1378?
  • Faulty Oil Change Lamp
  • Oil Change Lamp harness is open or shorted
  • Oil Change Lamp circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)
  • 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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