Hello i have a 2005 aveo hatchback and im getting a POA11 trouble code and my obd2 scanner is telling me its the DC to DC converter that transfers high voltage DC current to lower voltage to charge batteries and run other things on a hybrid version but mine is not a hybrid just straight gas any help would be great really want to figure out and fix i have noticed sometimes when check engine light is on the hold light for automatic trans. will start to blink and it dose not want to shift gears right until i clear the codes out and reset indicator then back to normal for a while if anyone has had this happen and can tell me what i need to do to fix please let me know and thank you all very much
ROBERT JOHNSON