90% of the time, I blame it on a bad battery.....just because they are new don't matter much, the next thing I would look at is the placement of the FOB....my garage is quite a distance from my house, an easy 100 ft... just saying.
2016 MKC, Reserve. White Platinum Met Tri-coat.
Leather ebony interior.
2.3L GTDI ecoboost.
6-speed select SHIFT auto trans.
20" premium painted Alum wheels.
Equipment Group 300A.
Silver rust protection.
Xzilon exterior paint protection.
Weather Tech front and rear liners ....the rest is ALL Lincoln.