Whether your an expert Buick Lucerne car alarm installer, Buick Lucerne performance fan or a novice Buick Lucerne enthusiast with a 2007 Buick Lucerne, a 2007 Buick Lucerne 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 2007 Buick Lucerne.

The Modified Life staff has taken all its Buick Lucerne car alarm wiring diagrams, Buick Lucerne car security wiring diagrams, Buick Lucerne car alarm wire diagrams, Buick Lucerne car security wiring schematics, Buick Lucerne car security diagrams, Buick Lucerne 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 Buick Lucerne 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 2007 Buick Lucerne.

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2007 Buick Lucerne Car Alarm Wiring Chart

Battery Constant 12v+ Positive Wire (+): Red
Battery Constant 12v+ Positive Wire Location: At Battery

Starter Positive Wire (+): Yellow (Not For Remote Start). There is a white wire and a white/black wire located in the ignition switch harness, or at the BCM, in the green plug, pins 2 and 4, these wires perform the starter , ignition #2 and key sense functions. These wires in most cases will not be needed!! No more information at this time.
Starter Positive Wire Location: At PCM, Blue Plug, Pin 23 Or 26. The PCM (powertrain control module) is located behind the drivers side headlight in the air cleaner assembly.

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

Ignition Positive Wire (+): Pink (An extra relay is required to delay the ignition timing for remote starting.)
Ignition Positive Wire Location: At Ignition Switch Harness Or BCM, Green Plug, Pin 14. The BCM (body control module) is located above the passenger kick panel.

Second Ignition Positive Wire (+): There is a white wire and a white/black wire located in the ignition switch harness, or at the BCM, in the green plug, pins 2 and 4, these wires perform the starter , ignition #2 and key sense functions. These wires in most cases will not be needed!! No more information at this time.
Second Ignition Positive Wire Location: N/A

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

Accessory Positive Wire (+): Brown (An extra relay is required to delay to drop out the accessory circuit before remote starting of this vehicle.)
Accessory Positive Wire Location: At Ignition Switch Harness Or BCM, Green Plug, Pin 21. The BCM (body control module) is located above the passenger kick panel.

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

Key Sense Wire: There is a white wire and a white/black wire located in the ignition switch harness, or at the BCM, in the green plug, pins 2 and 4, these wires perform the starter , ignition #2 and key sense functions. These wires in most cases will not be needed!! No more information at this time.
Key Sense Wire Location: N/A

Parking Light Negative Wire (-): Light Blue/Tan
Parking Light Negative Wire Location: At Headlight Switch Or BCM, White Plug, Pin 8. The BCM (body control module) is located above the passenger kick panel.

Parking Light Positive Wire (+): Purple (Left) and Brown/White (Right)
Parking Light Positive Wire Location: At Rear Fuse Block Or Passenger Kick Panel

Power Door Lock Negative Wire (-): This vehicles door locks require a bypass for keyless entry.
Power Door Lock Negative Wire Location: N/A

Power Door Unlock Negative Wire (-): This vehicles door locks require a bypass for keyless entry.
Power Door Unlock Negative Wire Location: N/A

Door Trigger Negative Wire (-): The driver door trigger is a gray/black (-) at the driver door module in the driver door, brown plug, pin 13, the passenger door trigger is a tan/white (-) at the passenger door module in the passenger door, brown plug, pin 13. The drivers rear door trigger is a light blue/black (-) pink plug, pin 15 and the passenger rear door trigger is a light green/black (-) pink plug, pin 14 both wires are located in the pink plug on the BCM, when connecting to an alarm system use all (4) four wires and diode isolate.
Door Trigger Negative Wire Location: N/A

Dome Light Supervision Wire (+): Gray/Black (Requires Relay)
Dome Light Supervision Wire Location: In Passenger Kick Panel Or BCM, Pink Plug, Pin 1. The BCM (body control module) is located above the passenger kick panel.

Trunk Release Negative Wire (-): Light Blue (Requires Relay)
Trunk Release Negative Wire Location: At Trunk Release Switch Or BCM, White Plug, Pin 10. The BCM (body control module) is located above the passenger kick panel.

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

Horn Positive Wire (+): Tan
Horn Positive Wire Location: At Horn Switch Or BCM, Brown Plug, Pin 18. The BCM (body control module) is located above the passenger kick panel.

Tachometer Wire Negative Wire (-): Not Pink, Pink/Gray Or Pink/Black
Tachometer Wire Negative Wire Location: At Any Fuel-Injector

Wait To Start Wire: N/A
Wait To Start Location: N/A

Brake Light Positive Wire (+): Light Blue
Brake Light Positive Wire Location: In Passenger Kick Panel Or BCM, Brown Plug, Pin 5. The BCM (body control module) is located above the passenger kick panel.

Factory Alarm Disarm Wire (-): Light Green (Test this wire while turning the key in the driver door key cylinder.)
Factory Alarm Disarm Wire Location: At DDM, Brown Plug, Pin 4. The DDM is the driver door module located in the driver door.

Factory Anti-Theft System: GM Passkey 3 Transponder Anti-Theft System (Key Has PK3 Stamped Into Steel Shaft Of Key)
Factory Anti-Theft System Location: At Ignition Switch Tumbler

The 2007 Buick Lucerne alarm wire color information above is updated as it is submitted by the Modified Life community.

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