Chevrolet  Express Van 2008-2011
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   RED/WHITE (+)   @ BCM, BLACK PLUG, PIN 1, SEE NOTE #2
 STARTER  SEE NOTE #1  
 STARTER 2  N/A  
 IGNITION 1  PINK (+)  @ IGNITION SWITCH HARNESS or BCM, LT. GREEN PLUG, PIN 14, SEE NOTE #2
 IGNITION 2  N/A  
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  BROWN (+)  @ IGNITION SWITCH HARNESS or BCM, LT. GREEN PLUG, PIN 21, SEE NOTE #2
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  LT. BLUE (-)  @ HEADLIGHT SWITCH or BCM, WHITE PLUG, PIN 8, SEE NOTE #2
 PARKING LIGHTS ( + )  N/A  
 POWER LOCK  PINK/BLACK (TYPE B)  IN DRIVERS KICK or BCM, GRAY PLUG, PIN 12, SEE NOTE #2
 POWER UNLOCK  ORANGE/BLACK (TYPE B)  IN DRIVERS KICK or BCM, GRAY PLUG, PIN 11, SEE NOTE #2
 DOOR TRIGGER  TAN (-)  @ BCM, PINK PLUG, PIN 23, SEE NOTE #2
 DOMELIGHT SUPERVISION  GRAY/BLACK or DK. BLUE/WHITE (+)  @ BCM, WHITE PLUG, PIN 5, SEE NOTE #2
 TRUNK RELEASE  YELLOW (+)  @ BCM, GRAY PLUG, PIN 2, SEE NOTE #2
 SLIDING POWER DOOR  LT. BLUE (FRONT), LT. GREEN (REAR) (-)  @ REAR FUSEBOX, BLACK 21-PIN PLUG, PIN 3 and PIN 8
 HORN  TAN (-)  @ HORN SWITCH or BCM, BROWN PLUG, PIN 18, SEE NOTE #2
 TACH  DK.BLUE/WHITE (AC)  @ ECM, in ENGINE COMPARTMENT, on Drivers Fender, SEE NOTE #3
 WAIT TO START LIGHT  DK. BLUE (-)  @ INSTRUMENT CLUSTER, BLACK 20-PIN PLUG PIN 9 or ECM, BLACK 58-PIN PLUG, PIN 16
 BRAKE  LT. BLUE/WHITE (+) (TEST with IGNITION ON)  @ BRAKE PEDAL SWITCH or BCM, BROWN PLUG, PIN 6, SEE NOTE #2
 FACTORY ALARM DISARM   N/A  
 ANTI-THEFT  GM'S MULTIPLEX IGNITION/ANTI-THEFT SYSTEM, See NOTE #1  
 EXTRA INFORMATION
 NOTE #1: This vehicle REQUIRES a Special INTERFACE BYPASS MODULE for REMOTE STARTING Installation, you MUST USE the INTERFACE BYPASS MODULE, Part # DB-ALL or XK09, EITHER Bypass will do the Anti-theft and Keyless entry, either Bypass Module will also require Part # RFLCHGM, to order go to the INTERFACE BYPASS MODULE Page on this website. NOTE #2: The BCM is located UNDER the PASSENGER side of the Dash. NOTE #3: The TACH wire on the 4.3L is in the LT. GRAY or BLACK 73-PIN PLUG, PIN 46, on the 4.8L, 5.3L or 6.0L engines it is in the GRAY 80-PIN PLUG, PIN 64, on the 6.6L Diesel it is in a BLACK 96-PIN PLUG, PIN 56