Gmc  Yukon 1996-1997
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   RED (+)   @ IGNITION SWITCH HARNESS
 STARTER  PURPLE (+) or YELLOW (+)  @ IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  PINK (+)  @ IGNITION SWITCH HARNESS
 IGNITION 2  PINK/WHITE (+) or WHITE (+), See NOTE #1  @ 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 ( - )  N/A  
 PARKING LIGHTS ( + )  BROWN (+)  @ HEADLIGHT SWITCH
 POWER LOCK  LIGHT BLUE (TYPE C), See NOTE #2  IN EITHER DOOR HARNESS
 POWER UNLOCK  WHITE (TYPE C), See NOTE #2  IN EITHER DOOR HARNESS
 DOOR TRIGGER  PURPLE (-)  @ HEADLIGHT SWITCH
 DOMELIGHT SUPERVISION  USE DOOR TRIGGER, (Requires Part #775 Relay)  
 TRUNK RELEASE  BLACK or BLACK/WHITE, See NOTE #4, (Requires Part #775 Relay)  LOW in DRIVERS KICK PANEL
 SLIDING POWER DOOR  N/A  
 HORN  BLACK (-)  STEER COL
 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   N/A  
 ANTI-THEFT  N/A  
 EXTRA INFORMATION
 NOTE #1: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for REMOTE STARTING!!!!!! NOTE #2: If vehicle is a 2-Door it is a TYPE C Door Lock System, if the vehicle is a 4-Door, it is a TYPE A Door locking System. NOTE #3: The ECM (Engine Control Module) is located on the DRIVER SIDE INNER FENDER. The TACH wire is in a BLACK plug labled "WHITE" NOTE #4: if vehicle has a LIFT GATE, it is a (+) Positive hatch release, if vehicle has a CARGO DOOR, it is a 5-Wire System, will also require an extra Relay part #775, to connect See DIAGRAM 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.