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CHEVROLET TAHOE
MODEL YEAR(S
TAHOE 2003-2006
KEY T-HARNESS IMMOBILIZER
N/A N/A GM'S PASSLOCK 2 ANTI-THEFT SYSTEM, SEE NOTE #1
PART COLOR LOCATION DIAGRAM
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
LOCK MOTOR WIRE N/A
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
NOTES
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.
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