Shift interlock circuit for Chevrolet Chevy Express H1500 (2003-2012)

2500 2501 COMPUTER DATA LINES SYSTEM 28 27 43 44 66 46 HI SPD SER DATA (+) HI SPD SER DATA (-) AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION (EXCEPT 4.3L, 5.3L) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRAKE BRAKE POS POS LOW SEN (-) (+) (-) (+) REF SIG BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK B+ BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID FUEL TEM SIG BRAKE APPLY SEN SIG LOW REF GM LAN HI SPD GRY WIRE HI SPD SER DATA + INTERNAL MODE SWITCH (IMS) MODULE (TCM) PARK/NEUTRAL POSITION (PNP) SWITCH RED WIRE SOL CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL TRANSMISSION CONTROL MODULE (TCM) (6.6L:LEFT FRONT CORNER OF ENGINE COMPT) VALVE ASSEMBLY WHT WIRE YEL WIRE