Gentex Mirror Model 177 Wiring-courtesy of magimerlin on
GM wire harness color function
PIN 1 PINK-POWER 12v
PIN 2 BLACK-CHASSIS, GND
PIN 3 LIGHT GREEN-BACKUP LIGHTS
PIN 4 GRAY-TO AUTO DIM OUTSIDE MIRROR
PIN 5 PINK-TO AUTO DIM OUTSIDE MIRROR
PIN 6 DARK GREEN/WHITE-TEMP PROBE
PIN 7 BLACK/WHITE-TEMP PROBE
Temp sensor-Borg Warner WT5520
Sensor plug-Borg Warner PT5706
Jeep Splice Colors
White/Black is switched 12v
Black/Green is ground
I pulled out the middle three pins because we obviously don't have autodim side mirrors and I didn't care about it undimming in reverse because I don't look at my RVM in reverse. Hope this helps you out, if its a different model mirror just search for a wiring diagram.