My son who is only 16 tryed to hook my obd 2 up to my car while I was in the bathroom.and he said that he went to the store and downloaded my first free app  a app that had CHERY he thought that meant Chevy.i told him not to touch it.but I need to get the USA cars and the GM app can someone please help. desperate he's got it to where my car won't start at all and Everytime I go to turn the key on the battery disconnected it's self and have no power.tryed to reset it pulled the red cable off and waited ,the lights came on but as soon as I go to turn on the car the battery would disconnect it's self again please please help I have to work tomorrow.i didn't take any screen shots but you should know what I mean.

Tags: problems,wrong , app , was , downloaded , to , my , phone , it's , supposed , to , be , USA , cars , with , app , of , GM , .