Originally Posted by DKP2112
I am trying this with my 2007 HHR and it's not working. Any help would be great.
Did you read the thread? All of the help that is available to anyone is contained in it.
By "trying this with my 2007 HHR" you mean taking it to a dealer as suggested in the thread, and that is not working, then you need to find a better dealer Service Department.
Hope this helps.