M3MR+, March 2019 build, April delivery. 6600 miles, avg wh/mi is 240 lifetime.
Since July 4th, at 5k miles, I started losing range of about 1 mile every other day for two weeks. Finally levelled off at 234 miles at 100%soc.
Yesterday, Sept 3rd, at 6.6k miles, total range dropped to 209...