Chevy and GMC Duramax Diesel Forum banner
  • Hey Everyone! Enter your ride HERE to be a part of this months Ride of the Month Challenge!

governor

  1. Gauges, Electronics and Wiring.
    After, I had left the ignition on and ran the battery down. I had to jump it off, of course. Now the speedometer, max's out to 85 and I assume the governor kicks in. The truck thinks I'm doing 85mph, but the fast as it will go is 37 mph. I know this by GPS, I disconnected the batteries...
Top