Pete. they haven't improved, our 2011 Flex, the door handle is a royal PITA to get out and back in, compounded by being almost entirely plastic. I found this gem out when I had to change the keyless entry hidden "keypad" it would wake up when you swiped it, but would not reliably take the code.
Bill AKA "LOBO"
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"Getting old is inevitable, growing up is optional"
Darth Vader 1986 F350 460 converted to MAF/SEFI, E4OD 12X3 1/2 rear brakes, traction loc 3:55 gear, 160 amp 3G alternator
Wife's 2011 Flex Limited
Daily Driver 2009 Flex Limited with factory tow package
Project car 1986 Chrysler LeBaron convertible 2.2L Turbo II, modified A413