1999 GMC Yukon Auto Alarm Wiring Instructions

Whether your an expert GMC Yukon car alarm installer, GMC Yukon performance fan or a novice GMC Yukon enthusiast with a 1999 GMC Yukon, a Eagle Talon car alarm wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car alarm, car security, car remote start, automatic remote starter, shock sensor, tilt sensor, car alarm sensor or any auto alarm is identifying the correct color car security wires for a 1999 GMC Yukon.

The Modified Life staff has taken all its GMC Yukon car alarm wiring diagrams, GMC Yukon car security wiring diagrams, GMC Yukon car alarm wire diagrams, GMC Yukon car security wiring schematics, GMC Yukon car security diagrams, GMC Yukon remote starter wiring diagrams and cataloged them online for our visitors to use for free. Our automotive wiring diagrams allow you to enjoy your new auto security electronics rather than spend countless hours trying to figure out which wires goes where.

Feel free to use any GMC Yukon auto alarm wiring diagram that is listed on Modified Life but keep in mind that all information here is provided as-is without any warranty of any kind and most of the auto security wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 1999 GMC Yukon.

Questions

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If you would like to help the Modified Life community by adding a car security wire schematic, car alarm wire diagram, car remote starter wire diagram, auto remote starter wire diagram or auto security wire diagram to our resource, please feel free to post any additional car wiring information about the 1999 GMC Yukon on this page.

1999 GMC Yukon Auto Alarm Wiring Instructions

Battery Constant 12v+ Positive Wire (+): Red
Battery Constant 12v+ Positive Wire Location: Ignition Switch Harness

Starter Positive Wire (+): Yellow Or Purple
Starter Positive Wire Location: Ignition Switch Harness

Second Starter Positive Wire (+): N/A
Second Starter Positive Wire Location: N/A

Ignition Positive Wire (+): Pink
Ignition Positive Wire Location: Ignition Switch Harness

Second Ignition Positive Wire (+): White (This wire must be connected as ignition #2 for remote starting.)
Second Ignition Positive Wire Location: Ignition Switch Harness

Third Ignition Positive Wire (+): N/A
Third Ignition Positive Wire Location: N/A

Accessory Positive Wire (+): Orange
Accessory Positive Wire Location: Ignition Switch Harness

Second Accessory Positive Wire (+): N/A
Second Accessory Positive Wire Location: N/A

Key Sense Wire: N/A
Key Sense Wire Location: N/A

Parking Light Negative Wire (-): N/A
Parking Light Negative Wire Location: N/A

Parking Light Positive Wire (+): Brown
Parking Light Positive Wire Location: At Headlight Switch

Power Door Lock Negative Wire (-): Light Blue (5 Wire Reverse Polarity). If vehicle is a 2-door, door locks are a (Type C) if vehicle is a 4-door, door locks are a (Type A).
Power Door Lock Negative Wire Location: In Either Door Harness

Power Door Unlock Negative Wire (-): White (5 Wire Reverse Polarity). If vehicle is a 2-door, door locks are a (Type C) if vehicle is a 4-door, door locks are a (Type A).
Power Door Unlock Negative Wire Location: In Either Door Harness

Door Trigger Negative Wire (-): Purple
Door Trigger Negative Wire Location: At Headlight Switch

Dome Light Supervision Wire (-): White (Requires Relay)
Dome Light Supervision Wire Location: At Under Dash Light

Trunk Release Negative Wire (-): Black Or Black/White (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). Requires Relay
Trunk Release Negative Wire Location: Low In Drivers Kick Panel

Sliding Power Door Wire: N/A
Sliding Power Door Wire Location: N/A

Horn Negative Wire (-): Black
Horn Negative Wire Location: At Steering Column Harness

Tachometer Wire Negative Wire (-): White
Tachometer Wire Negative Wire Location: At ECM Module (The ECM (engine control module) is located on the drivers side inner fender. The tach wire is in a black plug that is labeled white.)

Wait To Start Wire (-): Dark Blue (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 timer in the installation manual.)
Wait To Start Location: At Instrument Cluster

Brake Light Positive Wire (+): White
Brake Light Positive Wire Location: At Switch Above Brake Pedal

Factory Alarm Disarm Wire (-): N/A
Factory Alarm Disarm Wire Location: N/A

Factory Anti-Theft System: Yellow (+), Orange/Black (-) and Red/White (Not Used).
Factory Anti-Theft System Location: GM Passlock 2 System. These Wires Exit The Ignition Switch Tumbler Together And Are In The Main Ignition Switch Harness In The Column.

Make Your Car Alarm Installation Easy with these Tools and Accessories

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