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GMC YUKON
MODEL YEAR(S
YUKON 2000
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 #6 @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 ORANGE (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE LIGHT GREEN (-) @ IGNITION SWITCH HARNESS
PARKING LIGHTS ( - ) WHITE (-) @ BCM, LIGHT BLUE plug, Pin A5 See NOTE #4
PARKING LIGHTS ( + ) BROWN (+) @ BCM, LIGHT BLUE Plug, Pin B6 See NOTE #4
POWER LOCK LIGHT BLUE (TYPE A) @ BCM, BROWN plug, Pin A4 See NOTE #4
POWER UNLOCK WHITE (TYPE A) @ BCM, BROWN Plug, Pin A3 See NOTE #4
LOCK MOTOR WIRE GRAY (5-WIRE TYPE) IN DRIVERS DOOR HARNESS
DOOR TRIGGER See NOTE #2 @ BCM See NOTE #4
DOMELIGHT SUPERVISION TAN (-), (Requires Part #775 Relay) @ BCM, PURPLE Plug, Pin B4 See NOTE #4
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN BLACK (-) @ BCM, BROWN plug, Pin A9 See NOTE #4
TACH WHITE (AC) @ ECM, See NOTE #3
WAIT TO START LIGHT DARK BLUE (-), See NOTE #5 @ INSTRUMENT CLUSTER
BRAKE WHITE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM LIGHT GREEN (-) @ BCM, PURPLE plug, Pin B3, See NOTE #4
ANTI-THEFT YELLOW (+), ORANGE/BLACK (-) and RED/WHITE (Not used) GM's PASSLOCK 2 System, these wires exit the Ignition Switch Tumbler together and are in the Main Ignition Switch Harness in the Column.
NOTES
NOTE #1: This vehicle is equipped with the PASSLOCK 2 ANTI-THEFT SYSTEM and will require a

791 Bypass Module for Remote Starting,



to order go to the SECURITY BYPASS MODULE Page on this website.







NOTE #2: This vehicle has 2 door trigger wires, the DRIVERS DOOR is a TAN (-) PURPLE plug,

B4 and ALL OTHER doors BLUE/WHITE (-) LIGHT BLUE plug, Pin B11 at the BCM use

both wires and DIODE ISOLATE when connecting to an ALARM SYSTEM, See DIAGRAM





NOTE #3: The ECM (Engine Control Module) is located near the battery, down low, between the

fender and the fan, under a BLACK plastic cover. On the 4.3L engine it is in a 20 pin

connector labled RED. On the 4.8L, 5.3L and 6.0L engines it is located at Pin 10 in the

RED connector







NOTE #4: The BCM (Body Control Module) is located behind the drivers side of dash, with the

plugs facing the rear of the vehicle.







NOTE #5: when hooking up a remote starter, if you cannot get the (+) or (-) Wait to Start wire

on the Remote Starter to work properly, you will then need to disconnect this wire

and Program the Remote Starter for the 5, 10, 15 or 20 Second Wait to Start

Timmer in the Installation manual.





NOTE #6: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2

for REMOTE STARTING!!!!!!
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