Chosen Solution
Yesterday I replaced my rMBP battery. The first thing I did was calibrating it as recommended. I looked up the full charge capacity, which was 9000mAh at this time. Now, one day later, it is down to 7800mAh, with heavy use. Is there anything I could do?
Looks like you got a bad one ;-{ Contact the store customer support for a replacement Contact iFixit Customer Support
