Originally Posted by oldretiredman
Have you tried the charger in more than one car?Later model cars come with no cigarette lighters and someone may have tried to use the aux power receptacle and blew the fuse. Check for voltage at the aux receptacle.
Yup, multiple cars, multiple chargers. Both actual 12 volt ones, and the USB adapter ones. Even tried using a 12-volt power pack. Refuses to charge. Charges fine in the house from an AC outlet, as well as connected to my computer.