Charging circuit for Chevrolet Silverado Classic 2500 HD (2007-2007)

4.3L 6.0L W/ 4 SPD A/T AUXILIARY BATTERY RELAY (RIGHT REAR ENG COMPT) BATTERY BATTERY NOT CHARGING BLK WIRE BLK/WHT WIRE BRN WIRE CHARGE INDICATOR CONTROL CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER INFO CENTER ENGINE ON SIGNAL EXCEPT 4.3L EXCEPT 6.0L 4 SPD A/T FUSE BLOCK MOBILE RADIO (UPFITTER OPTION) FUSIBLE LINK 1 (10 GA- FUSIBLE LINK 1 (8 GA- FUSIBLE LINK 4 (14 GA- GRAY) FUSIBLE LINK 5 (10 GA- FUSIBLE LINK 6 (10 GA- GENERATOR GENERATOR BATTERY CONTROL MODULE GENERATOR FIELD DUTY CYCLE SIGNAL GROUND GRY WIRE HOT IN RUN, START UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) IGN 1 VOLT IGN E FUSE INSTRUMENT PANEL CLUSTER JUNCTION BLOCK - BATTERY CABLE LEFT BATTERY LOGIC MEGA FUSE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM (TRAILERING OPTION) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT BATTERY RIGHT BATTERY (W/AUX BATTERY) RVC FUSE STARTER SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR (MOUNTED TO POWER BRAKE BOOSTER) VOLTS W/ BRAKE VAC POWER W/AUX BATTERY W/DUAL BATTERIES