GMC Sierra 2500 (2000-2004) bulb test Wiring diagram

A/C DRL RELAY RELAY AIR BAG FUSE SEO IGN FUSE AUTOMATIC TRANSMISSION (W/O ALLISON) TRANSMISSION CONTROL MODULE (W/ ALLISON) AUXILARY POWER OUTLET B/U LP FUSE IGN E FUSE BLK WIRE BODY CONTROL MODULE BODY RELAY BLOCK (UNDER LEFT SIDE OF DASH) BRN WIRE BULB TEST CAMSHAFT PARK/ POSITION NEUTRAL (CMP) POSITION SENSOR SWITCH (A/T) (4.3L) CRANK FUSE IGN O FUSE CRUISE CONTROL ON/OFF SWITCH EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID EXT LPS FUSE FROM CIGAR FUSE (DIAGRAM 1 OF 4) FUEL HEATER HEATED (DIESEL) OXYGEN SENSOR GAS ONLY GLOW PLUG CONTROLLER (DIESEL) GRN WIRE I/P LEFT FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) IGN A FUSE IGN B FUSE IGN C FUSE IGNITION SWITCH INSIDE INSTRUMENT REARVIEW PANEL MIRROR CLUSTER (IPC) INSIDE TEMPERATURE SENSOR PNK ASSEMBLY WIRE INSTRUMENT INSTRUMENT PANEL PANEL CLUSTER CLUSTER (IPC) (IPC) LT GRN WIRE LT PNK WIRE NCA WIRE OFF OFF BULB TEST ORG/ WIRE PNK PNK (CANADA BUILT) (OTHERS) WIRE PNK PNK PNK (CANADA BUILT) (OTHERS) (CANADA BUILT) (OTHERS) WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK PPL/ PNK (GAS) (DIESEL) WIRE PNK PNK WIRE PNK WIRE PRO REAR DEFOG RELAY RED WIRE RED/WHT WIRE RR HVAC FUSE RR WPR FUSE RTD FUSE RUN WIRE SELECTABLE BATTERY RIDE MONITOR SWITCH SIERRA SPLICE PACK PNK WIRE STARTER RELAY STUD 1 FUSE STUD 1 STUD 2 STUD 2 FUSE SWITCH (M/T) TO HTR/ A/C FUSE (DIAGRAM 3 OF 4) TO IGN 1 RELAY (DIAGRAM 3 OF 4) TO IGN 1 RELAY (DIAGRAM 3 OF 4) ENG 1 FUSE TO RETAINED ACCESSORY POWER RELAY (DIAGRAM 4 OF 4) RR WIPER FUSE TRACTION DRIVER ASSIST INFORMATION SWITCH CENTER (DIC) TRAILER TRAILER CONNECTOR WIRING TRANS CONTROL MODULE TRANSFER CASE SHIFT CONTROL SWITCH TURN FUSE IGN 1 FUSE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDER- HOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ ALLISON WHT WIRE WINDSHIELD CRUISE WIPER CONTROL MOTOR MODULE MODULE WINDSHIELD WASHER SWITCH WS WIPER FUSE SEO ACCY FUSE CRUISE FUSE YEL WIRE