Chevrolet  Tahoe 2003-2006
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   RED (+)   @ IGNITION SWITCH HARNESS
 STARTER  YELLOW (+)  @ IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  PINK (+)  @ IGNITION SWITCH HARNESS
 IGNITION 2  WHITE (+) SEE NOTE #2  @ 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 (-)  @ HEADLIGHT SWITCH or BCM, BROWN PLUG, PIN B2, SEE NOTE #3
 PARKING LIGHTS ( + )  BROWN (+)  IN DRIVERS KICK PANEL
 POWER LOCK  SEE NOTE #1  
 POWER UNLOCK  SEE NOTE #1  
 DOOR TRIGGER  SEE NOTE #4  
 DOMELIGHT SUPERVISION  GRAY/BLACK (+)  @ BCM, BLACK PLUG, PIN E, SEE NOTE #3
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  BLACK/YELLOW to BLACK (-)  @ STEERING COLUMN HARNESS or BCM, GRAY PLUG, PIN B9, SEE NOTE #3
 TACH  Any wire NOT, PINK, BLACK or BROWN (AC)  @ ANY FUEL-INJECTOR
 WAIT TO START LIGHT  N/A  
 BRAKE  WHITE (+)  @ SWITCH ABOVE BRAKE PEDAL
 FACTORY ALARM DISARM   LT. GREEN (-)  @ DRIVERS DOOR MODULE, IN DOOR
 ANTI-THEFT  GM'S PASSLOCK 2 ANTI-THEFT SYSTEM, SEE NOTE #1  @ IGNITION SWITCH TUMBLER
 EXTRA INFORMATION
 NOTE #1: This vehicle is equipped with the PASSLOCK 2 ANTI-THEFT SYSTEM and will require a 791 Bypass Module for Remote Starting ONLY, IF you are installing a REMOTE STARTER/KEYLESS ENTRY the Part # XK09 is Required, to order the 791 Bypass module go to the SECURITY BYPASS MODULE Page on this website. To order the XK09 go to the INTERFACE BYPASS MODULE Page on this website. NOTE #2: The IGNITION #2 wire WHITE must be connected to prevent a CHECK ENGINE LIGHT from turning on and to prevent DAMAGE to the TRANSMISSION on this Vehicle. NOTE #3: The BCM is located UNDER the DRIVERS SIDE of the DASH, the BCM has 6 plugs on it with the PURPLE PLUG on the back. NOTE #4: The Door Trigger for the Drivers door is a GRAY/BLACK (-) at the Drivers Door Module in the door, the Passenger Front door trigger is a BLACK/WHITE (-) at the Passenger Door Module in the door. The Drivers Rear door trigger is a LT. BLUE/BLACK (-) at the BCM, PURPLE PLUG, PIN A3 and the Passenger Rear door trigger is a LT. GREEN/BLACK (-) at the BCM, PURPLE PLUG, PIN A2. When connecting to an alarm system use all 4 wires and diode isolate.