Originally Posted by Silverado2500HD
I was hoping to get you some info on the E1 error but the formatting turned out lousy. Sorry. If you have an internet connection and the ability to do a google search on the error it appears to be a common issue. Good luck!
Tried this today allowing 25 mins off of power with no change. Called dealer service and ran field service diagnostics which show the circuit board in thermostat is fried. Back to dealer for repair on Monday. Ah well, that's how it goes.
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