AA 2136 then F9 3990 at DFW
Morelia → Dallas-Fort Worth → Detroit
Timetable, Dallas-Fort Worth time
15:46AA 2136 from Morelia at the gate
14:55F9 3990 to Detroit leaves the gate
23 h 09 apart on the timetable, overnight
F9 3990 leaves 23 h 09 after AA 2136 arrives on the timetable: more than half a day, so not a connection we count.