Gmc  Envoy 2002-2003
 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 #4  @ 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 ( - )  GRAY/BLACK (-)  @ HEADLIGHT SWITCH
 PARKING LIGHTS ( + )  BROWN (+)  IN DRIVERS KICK PANEL
 POWER LOCK  See NOTE #1  
 POWER UNLOCK  See NOTE #1  
 DOOR TRIGGER  See NOTE #2, (Requires Part #775 Relay)  
 DOMELIGHT SUPERVISION  GRAY/BLACK (-), (Requires Part #775 Relay)  IN DRIVERS DOOR MODULE in DOOR
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  BLACK (-)  @ STEERING COLUMN HARNESS
 TACH  WHITE (AC)  @ PCM, BLUE Plug Pin 49, See NOTE #4
 WAIT TO START LIGHT  N/A  
 BRAKE  WHITE (+)  @ SWITCH ABOVE BRAKE PEDAL
 FACTORY ALARM DISARM   LIGHT GREEN (-)  @ DRIVER DOOR MODULE in DRIVERS DOOR.
 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.
 EXTRA INFORMATION
 NOTE #1 This vehicle will Requires a Anti-Theft Bypass Module Part GMDL-BP to connect the Door Locks and Bypass the PASSLOCK 2 System. If not connecting up the Door locks use a 791 or the GMBP Bypass module. NOTE #2: This vehicle has 4 door pin trigger wires, DRIVERS DOOR is a GRAY/BLACK (-) in the DRIVERS DOOR MODULE in the DRIVERS DOOR, the PASSENGER DOOR is a BLACK/WHITE (-) in the PASSENGERS DOOR at the PASSENGER DOOR MODULE, the DRIVERS REAR DOOR is a LIGHT BLUE/BLACK (-) and the PASSENGERS REAR DOOR is a LIGHT GREEN/BLACK (-) the wires are located at the FUSEBOX under the DRIVERS REAR SEAT. When connecting to an ALARM SYSTEM use all 4 wires and DIODE ISOLATE. to connect, See DIAGRAM NOTE #3: The PCM (Power Control Module) is located on the DRIVERS SIDE of the ENGINE NOTE #4: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for REMOTE STARTING!!!!!!