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03 Monte Carlo wiring colors same as 02?

Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=46750
Printed Date: June 30, 2025 at 6:37 AM


Topic: 03 Monte Carlo wiring colors same as 02?

Posted By: Helf
Subject: 03 Monte Carlo wiring colors same as 02?
Date Posted: January 03, 2005 at 8:49 AM

I will be doing a remote start today on a 03 Monte Carlo, my question is if the wiring on the 03 is the same as the 02?  The newest diagram I can get my hands on is for an 02.  If someone could verify this or if you have a different diagram that would be great.  Thanks,

Jason




Replies:

Posted By: KarTuneMan
Date Posted: January 03, 2005 at 9:00 AM
12volts red  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.
Starter yellow  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.
Second Starter N/A    
Ignition pink  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.
Second Ignition green  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.
Third Ignition     
Accessory orange  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.
Second Accessory brown  +  ignition harness
Notes: The ignition harness is located far right of the steering column, behind the ignition switch.

This wire must be powered as an accessory wire. If powered as an 2nd ignition the car will not crank.
Keysense     
Power Lock ORANGE / black  -  gray 24 pin plug @ BCM
Notes: Lock requires a negative trigger thru a 470 ohm resistor. Unlock requires a straight negative trigger. MUST use relays.

The BCM (Body Control Module) is located above the brake pedal. It is a plastic box with three plugs that face the firewall.

Can also use Directed 456A interface module.
Power Unlock same wire as power lock    
Lock Motor     
Notes: Installation of factory keyless upgrade alarm is not recommended on this vehicle because the door lock motor wires rest at approximately 7 volts.
Unlock Motor     
Notes: Installation of factory keyless upgrade alarm is not recommended on this vehicle because the door lock motor wires rest at approximately 7 volts.
Parking Lights+ do not use    
Parking Lights- white  -  pink 24 pin plug @ BCM
Notes: The BCM (Body Control Module) is located above the brake pedal. It is a plastic box with three plugs that face the firewall.

Must isolate this wire from the BCM to avoid the service engine soon light. See DirectFax document 1600 for wiring information.
Hazards     
Turn Signal(L)     
Turn Signal(R)     
Reverse Light     
Door Trigger blue & blue/white  -  gray 16 pin plug @ BCM
Notes: The driver door trigger wire is blue. Blue/white will catch the passenger door. Use both wires and diode isolate each.

The BCM (Body Control Module) is located above the brake pedal. It is a plastic box with three plugs that face the firewall.

Have to also diode isolate from the BCM to prevent false alarms. Refer to DirectFax document 1076 for wiring information.
Dome Supervision use door trigger    
Trunk/Hatch Pin RED / black  -  gray 24 pin plug @ BCM
Notes: The BCM (Body Control Module) is located above the brake pedal. It is a plastic box with three plugs that face the firewall.

Have to also diode isolate from the BCM to prevent false alarms. Refer to DirectFax document 1076 for wiring information.
Hood Pin     
Trunk/Hatch Release black  -  release switch
Power Sliding Door N/A    
Factory Alarm Arm     
Factory Alarm Disarm lt. green  -  gray 16 pin plug @ BCM
Notes: The BCM (Body Control Module) is located above the brake pedal. It is a plastic box with three plugs that face the firewall.
Disarm No Unlock see factory alarm disarm    
Tachometer white  ac  ignition coil
Wait to start N/A    
Brake Wire white  +  brake pedal switch
Parking Brake     
Horn Trigger black  -  steering column
Notes: Horn can also be found at a black plug with a blue insert above the gas pedal.
Memory Seat 1     
Memory Seat 2     
Memory Seat 3     
posted_image
Immobilizer Bypass Module:Required: YesType: Passlock 2Part #: 555L or 555T


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