1991 Pontiac Sunbird Ignition Switch Wiring Connector

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Forum Name: Vehicle Wiring Information & File Requests
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URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=38877
Printed Date: May 01, 2025 at 6:51 AM

Topic: 1991 Pontiac Sunbird Ignition Switch Wiring Connector

Posted By: sandytoth
Subject: 1991 Pontiac Sunbird Ignition Switch Wiring Connector
Date Posted: September 09, 2004 at 4:45 PM

I have a need for the connector diagram for the wiring on a 1991 Pontiac Sunbird Ignition switch Wire harness Connectors. Can Anyone Provide?

Thanks for your help.

Sandy

Replies:

Posted By: Teken
Date Posted: September 15, 2004 at 5:01 PM

Pontiac

Sunbird

1989-1994

Remote Starter Wiring Colors and Notes

Function
   Vehicle Color
Location

Start:
   YELLOW
IGNITION SWITCH HARNESS

Ignition #1:
   PINK
IGNITION SWITCH HARNESS

Ignition #2:
   ORANGE
IGNITION SWITCH HARNESS

Ignition #3:
   N/A

Accessory:
   BROWN
IGNITION SWITCH HARNESS

Brake Light:
   WHITE/ BLUE OR LIGHT
BLUE (+) SWITCH ON BRAKE PEDAL BRACK.

Tach Signal:
   WHITE
AT DISTRIBUTOR

Parking Lights:
   BROWN
(+) AT HEADLIGHT SWITCH

Headlights:
   YELLOW (+)
HEADLIGHT SWITCH OR BEAM SELECT SW.

OEM Alarm Disarm:
   N/A

OEM Alarm Arm:
   N/A

Diesel Glow Plug:


Clutch Bypass Wire:


Notes:


--------------------------------------------------------------------------------

Pontiac

Sunbird

1989-1994

Alarm and Keyless Entry Wiring Colors and Notes

Function
   Vehicle Color
Location

Constant +12 Volts:
   RED AND RED
IGNITION SWITCH HARNESS (ONE CIRCUIT)

Starter Kill:
   YELLOW
IGNITION SWITCH HARNESS

Ignition +12 Volts:
   PINK
IGNITION SWITCH HARNESS

Dome Lights/Superv:
   WHITE (-)
COURTESY LIGHT OR CONVENIENCE CENTER

OEM Horn:
   BLACK (-)
STEERING COLUMN HARNESS OR AT RELAY

Power Lock:
   LIGHT BLUE
DRIVER'S KICK PANEL OR AT RELAYS **

Power Unlock:
   BLACK
DRIVER'S KICK PANEL OR AT RELAYS **

Trunk Release:
   BLACK
(+) AT RELEASE SWITCH

Alarm Input Wire:
   WHITE (-)
COURTESY LIGHT OR CONVENIENCE CENTER

Notes:
** See Note #202 - Positive Pulse Door Lock Diagram.

Posted By: Teken
Date Posted: September 15, 2004 at 5:03 PM

SUNBIRD 1990-1994

WIRE COLORS LOCATION

12 VOLTS CONSTANT RED
IGNITION SWITCH HARNESS
IGNITION 1 PINK (+) IGNITION SWITCH HARNESS
ACCESSORY /HEATER BLOWER ORANGE (+) IGNITION SWITCH HARNESS
STARTER YELLOW (+) IGNITION SWITCH HARNESS
PARKING LIGHTS (+) BROWN at HEADLIGHT SWITCH
DOME LIGHT WHITE (-) at UNDER DASH LIGHT
POWER DOOR LOCK LIGHT BLUE in DRIVERS KICK PANEL (TYPE "A")
POWER DOOR UNLOCK BLACK in DRIVERS KICK PANEL (TYPE "A")
TRUNK RELEASE BROWN (+) at RELEASE SWITCH
TACH SENSOR WHITE or PURPLE / WHITE at ECM located behind and above GLOVE BOX on passenger side of vehicle.
BRAKE
WHITE (+) at the BRAKE SWITCH
HORN
BLACK (-)
at STEERING COLUMN HARNESS

Posted By: Teken
Date Posted: September 15, 2004 at 5:04 PM

12V red + ignition harness
STARTER yellow + ignition harness
IGNITION pink + ignition harness
ACCESSORY orange + ignition harness
SECOND ACCESSORY none
TACHOMETER white or pur/wht ECM *4
POWER LOCK lt. blue + drivers kick panel
POWER UNLOCK black + drivers kick panel
PARKING LIGHTS + brown headlight switch *1
PARKING LIGHTS - none
DOOR TRIGGER *2 - *2
HEADLIGHTS yellow or tan + headlight switch
WIPERS purple + wiper motor
LF WINDOW UP/DN blue - brown A center console switch
RF WINDOW UP/DN blu/wht - tan A center console switch
LR WINDOW UP/DN green - purple A center console switch
RR WINDOW UP/DN lt. green - pur/wht A center console switch
TRUNK/HATCH PIN BLACK/ orange *3 - low in the drivers kick
HOOD PIN none
TRUNK/HATCH RELEASE brown + release switch
FACTORY ALARM ARM none
FACTORY ALARM DISARM none
HORN TRIGGER black - steering column
BRAKE WIRE white + brake light switch
LOCK MOTOR none
UNLOCK MOTOR none
DISARM DEFEAT none
DISARM NO UNLOCK none
DOME SUPERVISION white - underdash light
SPEED SENSE green 4 ECM *4
SUN ROOF OPEN/CLOSE none
SUN ROOF LIMIT none
LF SPEAKER none non none
RF SPEAKER none non none
LR SPEAKER none non none
RR SPEAKER none non none
RADIO 12V none non none
RADIO GROUND none non none
RADIO SWITCH none non none
RADIO ILLUMINATE none non none
POWER ANTENNA none non none

Notes: *1 Also found low in the drivers kick panel. *2 Use lt. GREEN/ black for the drivers door and lt. blue for the passengers front door. For the 2 door models, use both wires and diode isolate each. For the 4 door models, see directfax document #1075. *3 Only available on models with a ajar indicator in the instrument cluster. *4 The ECM is behind and above glovebox on passengers side.

Posted By: sandytoth
Date Posted: September 16, 2004 at 2:15 PM

Teken,

Thanks for the information. Thanks to all who checked out my question, whether you could reply or not.