1998 Pontiac Firebird Car Alarm Wire Diagram

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Whether your an expert Pontiac car alarm installer, Pontiac performance fan or a novice Pontiac enthusiast with a 1998 Pontiac Firebird, a Pontiac 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 1998 Pontiac Firebird headlight bulb size you need for your low beam or high beam and save time. Also, find your other car light bulb sizes including your fog light, reverse light, turn signal, brake light and more. It’s that easy!

The Modified Life staff has taken all its Pontiac car alarm wiring diagrams, Pontiac car security wiring diagrams, Pontiac car alarm wire diagrams, Pontiac car security wiring schematics, Pontiac car security diagrams, Pontiac 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 Pontiac 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 1998 Pontiac Firebird.

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If you can’t find your car alarm wire diagram, car security wire diagram or auto alarm wire diagram on Modified Life, please feel free to post a car wiring diagram request (Alarm Wiring Diagram Request Page) and we’ll do our best to find you the information you need for your auto alarm or security installation.

Adding More Information

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 1998 Pontiac Firebird on this page.

1998 Pontiac Firebird Car Alarm Wire Diagram

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

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

Second Ignition Positive Wire (+): Brown
Second Ignition Positive Wire Location: Ignition Switch Harness

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

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

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

Key Sense Negative Wire (-): Light Green
Key Sense Negative Wire Location: Ignition Switch Harness

Tachometer Wire Negative Wire (-): White
Tachometer Wire Negative Wire Location: At Ignition Coil

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

Door Trigger Negative Wire (-): Gray/Black & Black/White (you must diode isolate both triggers to monitor both doors.)
Door Trigger Negative Wire Location: At BCM Module behind the glovebox (near passenger kick panel).

Trunk Trigger Negative Wire (-): Orange/Black
Trunk Trigger Negative Wire Location: At module in passenger kick panel.

Hood Trigger Negative Wire (-): N/A
Hood Trigger Negative Wire Location: N/A

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

Factory Alarm Disarm but No Unlock Wire (-): N/A
Factory Alarm Disarm Wire Location: N/A

Factory Alarm Arm Wire: N/A
Factory Alarm Arm Wire Location: N/A

Door Lock Wire: Red/Black
Door Lock Wire Location: In harness in passenger kick panel.

Door Unlock Wire: Orange/Black & Gray/Black
Door Unlock Wire Location: In harness in passenger kick panel.

Headlights Wire (-): Yellow
Headlights Wire Location: Light Switch

Dome Supervision Wire: N/A
Dome Supervision Wire Location: N/A

Neutral Safety Wire: Orange/Black
Neutral Safety Wire Location: At gear selector switch.

Speed Sense Wire: Green/White
Speed Sense Wire Location: In harness on passenger side of engine compartment.

Brake Light Wire (+): Light Blue
Brake Light Wire Location: At brake switch above the brake pedal.

Horn Negative Wire (-): Black
Horn Negative Wire Location: Steering Column or BCM

Anti Theft Type: GM Passkey Anti-Theft System (the BCM module must see a specific resistance value before the vehicle will start properly.)
ECM Module Location: N/A
BCM Module Location: Behind the glove box.

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