CHEVY HHR 2008 - COMPLETE ELECTRICAL FAILURE WHILE ATTEMPTING TO ENTER TRAFFIC FROM HOME DEPOT PARKING LOT. COULDN'T UNLOCK DOORS OR WINDOW TO ESCAPE VEHICLE. CALLED 911 FAIRFIELD CT, FIRE DEPT RESPONDED TO OPEN VEHICLE. TRAPPED INSIDE FOR 15 MINUTES. PROBLEM WITH CAR'S FUSE BOX, CUTTING OFF ALL ELECTRICAL POWER JUST 10 MINUTES EARLIER TRAVELING AT 60 MPH ON I-95. *TR