Angie we had our Alhambra for over the three years and 50,000 miles. Never had a problem like this someone isn’t accidently sitting on key or something pressing against boot release button in bag, are first things too rule out, which you have probably ruled out already. Failing that Dealer your best bet and if no satisfaction from them, Motability themselves explaining your concerns of theft from or of vehicle.
Cars On Motability
2009 Citroen C4 Grand Picasso
2012 Vauxhall Antara
2013 Skoda Superb Estate
2016 Seat Alhambra
2020 Seat Tarraco
2021 Ford Kuga
2024 Nissan X-Trail left in Sep 25