I asked our Tesla rep the same when we made a test drive. He reassured us that it won&#x27;t be a problem under warranty, because Tesla replaces all battery failures for free, and &quot;who would drive a car for more than five years anyway? Just get a new one when the warranty expires.&quot;<p>We thanked him for his time and did not choose a Tesla.<p>(That was a few years ago, nowadays it&#x27;s eight years. But still…)