2013 buick Verano battery draining

[G-854617]

Hi , for the last 2 days my buick vernano 2013 the battery is dead in the morning , after jump it was taked to autozone and O'rellys both given the same answer: the startes,alternator and battery are good, this morning again the battery is dead, can someone help me pls
thanks

 

[Lawrence16]

Likely you have a parasitic drain. Even mechanics are scared to try and track them down because it takes many hours/days. Has any work been done to your car like power mirrors or something? Start by locating your fuse boxes (one under the steering wheel and one under the hood) and remove a fuse. See if the car starts the next morning. Then move onto the next. If you're handy with a voltmeter, you may be able to locate the drain in one day (with a helper watching the meter)...or at least narrow the drain down to one fuse that controls multiple items. There are videos on YouTube about tracking it down. Good Luck (and let us know if you locate something?)