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U1426 Code – Implausible TCC Slip Request Signal Received

What are the Possible Causes of the Code U1426?
  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)
  • Faulty Multiplex Integrated Control Unit (MICU)
  • 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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