Chevrolet  Avalanche 2002-
 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 ( - )  WHITE (-)  @ BCM, LT. BLUE PLUG, PIN A5, SEE NOTE #3
 PARKING LIGHTS ( + )  BROWN (+)  @ BCM, LT. BLUE PLUG, PIN B6, SEE NOTE #3
 POWER LOCK  LT. BLUE (TYPE A)  @ BCM, BROWN PLUG, PIN A4, SEE NOTE #3
 POWER UNLOCK  WHITE (TYPE A)  BROWN PLUG, PIN A3, SEE NOTE #3
 DOOR TRIGGER  SEE NOTE #4  @ BCM, SEE NOTE #3
 DOMELIGHT SUPERVISION  Use DRIVERS DOOR TRIGGER wire  
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  BLACK (-)  @ BCM, BROWN PLUG, PIN A9, SEE NOTE #3
 TACH  WHITE (AC)  @ ECM, SEE NOTE #5
 WAIT TO START LIGHT  N/A  
 BRAKE  WHITE (+)  @ BRAKE PEDAL SWITCH
 FACTORY ALARM DISARM   LT. GREEN (-)  @ BCM, PURPLE PLUG, PIN B3, SEE NOTE #3
 ANTI-THEFT  Equipped with GM's PASSLOCK 2 ANTI-THEFT SYSTEM, Requires Bypass Module See NOTE #1  @ IGNITION SWITCH TUMBLER
 EXTRA INFORMATION
 NOTE #1: This Vehicle is Equipped with GM'S PASSLOCK 2 ANTI-THEFT System that will require a Anti-theft Bypass module Part #791, to order this part go to the SECURITY BYPASS MODULE Page on this website, SPECIAL NOTE the 791 Bypass is Built in on the RS-82B REMOTE STARTER. 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 behind the DRIVERS side of the DASH, with the PLUGS Facing towards the REAR of the Vehicle. NOTE #4: The DRIVERS DOOR Trigger is a TAN (-), PURPLE Plug, Pin B4, the PASSENGER DOOR Trigger is a BLUE/WHITE (-), LT.BLUE Plug, Pin B11, both wires are at the BCM when Installing an alarm use both wires and Diode Isolate. NOTE #5 The ECM is located NEAR the Battery, low, between the fender and the fan, under a BLACK PLASTIC Cover, on the 4.3L engine the tach wire is @ Pin 20, in the connector labled RED. On the 4.8L, 5.3L and 6.0L engines, the tach wire is @ Pin 10 of the RED Connector.