If you had Airdata you could see how each cell is working, your problem may be a bad cell, I had a M3E battery go bad with no swelling and few cycles. I checked the info in Airdata which also sent me an email about the battery issue. I could see...
I just did mine 4th renewal for my City and when I entered the airport (KSBD) the LANNC info popped up and I just continued with the application and enter the rest of the info. I get a blanket wide each time the same for (KRIV & March Joint Base)