Hummer  H2 2003-2008
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   RED (+) and RED/WHITE (+)   @ IGNITION SWITCH HARNESS
 STARTER  YELLOW (+)  @ IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  PINK (+)  @ IGNITION SWITCH HARNESS
 IGNITION 2  WHITE (+)  @ IGNITION SWITCH HARNESS
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  ORANGE (+)  @ IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  BROWN (+)  @ IGNITION SWITCH HARNESS
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  GRAY/BLACK (-)  @ BCM. BROWN Plug, Pin B2, See NOTE #2
 PARKING LIGHTS ( + )  BROWN (+) Left and BROWN/WHITE (+) Right, will require both! See NOTE #3  in DRIVERS KICK PANEL, Harness to Rear of Vehicle, See DIAGRAM
 POWER LOCK  LIGHT BLUE (TYPE B)  @ BCM, PURPLE Plug, Pin B3, See NOTE #2
 POWER UNLOCK  WHITE (TYPE B)  @ BCM, PURPLE Plug, Pin B2, See NOTE #2
 DOOR TRIGGER  See NOTE #4  See NOTE #4
 DOMELIGHT SUPERVISION  GRAY/BLACK (+)  @ BCM, BLACK Plug, Pin E, See NOTE #2
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  BLACK/YELLOW to BLACK (-)  @ HORN Switch or BCM, GRAY Plug, Pin B9, See NOTE #2
 TACH  WHITE (1-6Volts AC) testing voltage  @ PCM, GREEN Plug, Pin 10, See NOTE #5
 WAIT TO START LIGHT  N/A  
 BRAKE  WHITE (+)  @ Switch above BRAKE Pedal
 FACTORY ALARM DISARM   LIGHT GREEN (-)  in DRIVERS DOOR at DOOR Module
 ANTI-THEFT  GM'S PASSLOCK 2 ANTI-THEFT SYSTEM, See NOTE #1  
 EXTRA INFORMATION
 NOTE #1: this vehicle is equipped with GM'S PASSLOCK 2 ANTI-THEFT SYSTEM and requires part #791 bypass module to remote start, to order go to the security bypass module page on this website. NOTE #2: The BCM is located behind the HEADLIGHT Switch. The BCM has 6-Plugs, with the PURPLE Plug on the Back of the Module. NOTE #3: This vehicle has 2 (+) Positive Parking Light wires, use both, requires 2 extra Relays Part 775 to connect See DIAGRAM NOTE #4: the DRIVERS DOOR is a GRAY/BLACK (-) at the DRIVERS DOOR module in the DRIVERS DOOR. The PASSENGER DOOR is a BLACK/WHITE (-) at the PASSENGERS DOOR module in the PASSENGERS DOOR. The DRIVERS REAR DOOR is a LIGHT BLUE/BLACK (-) Pin A3 and the PASSENGERS REAR DOOR is a LIGHT GREEN/BLACK (-) Pin A2, both are located at the BCM, PURPLE plug. When connecting to an ALARM SYSTEM use all 4 wires and DIODE ISOLATE, See DIAGRAM NOTE #5: The PCM is located under the Hood of the vehicle, on the Drivers side next to the Battery.