Heated mirrors circuit, without an3/dl3 for GMC Cab & Chassis Sierra 3500 HD (2008-2012)

6.6L EXCEPT 6.6L, 4.3L 4.3L BLK WIRE DRIVER OUTSIDE REARVIEW MIRROR EXCEPT 6.6L 6.6L HOT AT ALL TIMES HTD MIR FUSE 53 FUSE 51 LOGIC HVAC CONTROL MODULE MANUAL A/C AUTOMATIC A/C NCA WIRE ORG/ WIRE PASSENGER OUTSIDE REARVIEW MIRROR REAR DEFOG RELAY REAR DEFOGGER IND REAR DEFOGGER SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE