New battery warranty now specifically excludes changes to battery performance due to software updates https://www.tesla.com/sites/default/files/downloads/tesla-new-vehicle-limited-warranty-en-us.pdf
So they could sell a 400 mile range car, reduce it to 250 and there would be no recourse.
So they could sell a 400 mile range car, reduce it to 250 and there would be no recourse.