Duramax Second Generation: 2004.5-2005 (LLY)
My 2005 LLy duramax has been hiving me trouble I will crank it and it runs good for 15 to 20 minutes then I goes into tractor mode I turn the key off for 15 seconds it will run for a while seen cut off a again I put it on a scanner it said all the injector circuits are open except injector 2...