Skip to content

B1977 Code – Passengers Front Seat Up Switch Circuit Short To Battery

What are the Possible Causes of the Code B1977?
  • Faulty Passengers Front Seat Up Switch
  • Passengers Front Seat Up Switch harness is open or shorted
  • Passengers Front Seat Up Switch 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.

Leave a Reply