Starting circuit for GMC Sierra 2500 (2000-2004)

A/T BLK WIRE CLUTCH CLUTCH START SWITCH SIGN CRANK FUSE CRANK SIGN DIESEL EXCEPT DIESEL DK GRN WIRE FUSE HOLDER GRN WIRE IGN A FUSE IGN B FUSE IGN E FUSE IGNITION SWITCH LEFT BATTERY LOCK OFF M/T PARK/NEUTRAL POSITION SWITCH (ON LEFT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED WIRE RED/WHT WIRE RUN WIRE STARTER MOTOR STARTER RELAY STARTER SOLENOID STARTING/ CHARGING SYSTEM (FUSIBLE LINK) (8.1L ONLY) STARTING/ CHARGING SYSTEM (RIGHT BATTERY) (5.3L W/ DUAL BATTERIES) SWITCH (M/T) (ON TOP OF CLUTCH PEDAL BRACKET) UBDERHOOD JUNCTION BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT, NEAR BATTERY) YEL WIRE YEL/BLK WIRE