PRINT
GMC DENALI
MODEL YEAR(S
DENALI 2001
KEY T-HARNESS IMMOBILIZER
N/A GM-1 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 #5 @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 ORANGE (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
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 (+) IN DRIVERS DOOR HARNESS
DOOR TRIGGER See NOTE #2 @ BCM, See NOTE #4 14301_DENALI_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION TAN (-) @ BCM, 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 N/A
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 uses GM'S PASSLOCK 2 ANTI-THEFT SYSTEM that requires a 791 Bypass

Module to Remote Start, to order go to the SECURITY BYPASS MODULES Page on this

website.







NOTE #2: The DRIVERS DOOR is a TAN (-) in PURPLE plug Pin B4, the PASSENGER DOORS are

a BLUE/WHITE (-) in LIGHT BLUE Plug, Pin B11. When connecting to an ALARM

SYSTEM use BOTH wires and DIODE ISOLATE. See DIAGRAM







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

the fender and the fan shroud, under a BLACK plastic cover. On the 4.3L engine the

TACH wire is in a 20-Pin plug labled "RED". On the 4.8L, 5.3L and 6.0L engines, the

TACH wire is at Pin 10 in the RED plug.





NOTE #4: The BCM (Body Control Module) is located BEHIND the DRIVERS SIDE of the DASH,

with the PLUGS FACING the REAR of the VEHICLE.





NOTE #5: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for REMOTE

STARTING!!!!!!
LINK 1 LINK TEXT 1 LINK 2 LINK TEXT 2
EXTRA INFORMATION