My first suspect would be the gas control solenoid has failed or the wire from the control board may be damaged and touching ground somewhere.
If you disconnect the the gas control solenoid will the fuse still blow? If it does not then the solenoid is the problem.
Chuck - Sparta, TN
2012 Jay Flight 22FB, 2 x Honda EU2000i
2013 GMC Yukon XL Denali AWD
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