Thanks for the quick reply and harness diagrams. I do have power mirror glass and my truck, though stripped, has the 360 copilot so i do have the BLIS. I did pull off one speaker and counted 8 wires in the dash side plug and only 5 in the mirror but with your diagrams i can confirm what the 3...
So I have a 2019 Ranger STX (that I love even more than my past 1996 Jeep Cherokee, and 2 Tacoma Double Cabs - a 2002 and a 2013). Can't say enough good about the new Ranger (except for the radio software/ipod interface and lack of bed tie-downs and built in cross member pockets - stupid...