GMC Sonoma II (1994-2004) Electrochromic mirror circuit

AUTO OFF AUTOMATIC DAY/NIGHT MIRROR AUTOMATIC DAY/NIGHT MIRROR SIGNAL B/U LAMP FUSE BLK WIRE BRN WIRE FUSE 21 GRN WIRE GRY WIRE HEADLIGHT SENSOR AMBIENT SENSOR HOT IN RUN HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT END OF DASH) LEFT OUTSIDE REARVIEW MIRROR LT GRN WIRE M/T NCA WIRE PNK A/T WIRE PNK WIRE POWER, LOGIC CIRCUITS UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) VEH B/U FUSE W/DDO