An electric vehicle’s largest, most important and most expensive component is its high-voltage battery pack. Many newer bespoke EVs are built around their battery pack, and some have even incorporated ...

An owner’s voltage monitor caught the C-HR waking after two weeks and pushing its 12-volt system to about 14.5 volts. The timed rescue is clever, but connected-car loads can outrun a calendar.

Many of you are worried about the long-term reliability of electric vehicle batteries. I know because you ask me all of the time. Among skeptics and prospective buyers alike, it's one of the first ...