1981 GMC Vandura

Printed From: the12volt.com
Forum Name: Vehicle Wiring Information & File Requests
Forum Discription: Request Car Alarm, Car Stereo, Cruise Control, Remote Starter, Navigation, Mobile Video, and Other Vehicle Specific Wiring Info, Manuals, Tech Tips
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=41548
Printed Date: May 03, 2025 at 6:22 PM

Topic: 1981 GMC Vandura

Posted By: skinithooligan
Subject: 1981 GMC Vandura
Date Posted: October 24, 2004 at 9:41 AM

any and all information regarding this vehicle would be much needed and appreciated as i am trying to teach myself as much as possible but due to the fact i am of a nonmale gender i have lots to catch up on and to make it even more difficult my van seems to not exist with GM anymore.

Replies:

Posted By: Teken
Date Posted: October 24, 2004 at 5:12 PM

VANDURA FULL/SIZE 1983-1986
WIRE COLORS LOCATION
12 VOLTS CONSTANT RED
IGNITION SWITCH HARNESS
IGNITION 1        PINK(+) IGNITION SWITCH HARNESS
ACCESSORY /HEATER BLOWER   ORANGE (+) IGNITION SWITCH HARNESS
STARTER    PURPLE (+) IGNITION SWITCH HARNESS
PARKING LIGHTS (+)    BROWN at HEAD LIGHT SWITCH
DOME LIGHT WHITE AT PIN SWITCH
POWER DOOR LOCK LIGHT BLUE in DRIVERS KICK PANEL (TYPE "A")
POWER DOOR UNLOCK BLACK/ WHITE in DRIVERS KICK PANEL (TYPE "A")
TACH SENSOR WHITE at DISTRIBUTOR
BRAKE
WHITE (+) at SWITCH ABOVE BRAKE PEDAL
HORN
BLACK (-)
at STEER COLUMN HARNESS

Posted By: Teken
Date Posted: October 24, 2004 at 5:13 PM

DIRECTWIRE™ WIRING INFORMATION - GMC / VANDURA / 1985 / Remote Start

12volts red    +   ignition harness
Starter yellow or purple    +   ignition harness
Second Starter
Ignition pink    +   ignition harness
Second Ignition
Third Ignition
Accessory orange    +   ignition harness
Second Accessory
Keysense
Power Lock lt. blue    +   drivers kick panel
Power Unlock BLACK/ white    +   drivers kick panel
Lock Motor
Unlock Motor
Parking Lights+ brown      switch or rear harness
Parking Lights-
Hazards
Turn Signal(L)
Turn Signal(R)
Reverse Light
Door Trigger white    -   pin or courtesy light
Dome Supervision
Trunk/Hatch Pin common with doors
Hood Pin
Trunk/Hatch Release
Power Sliding Door
Factory Alarm Arm
Factory Alarm Disarm
Disarm No Unlock
Tachometer white   AC   coil on top of engine
Wait to start
Brake Wire white    +   at brake pedal switch
Parking Brake
Horn Trigger black    -   steering column
Memory Seat 1
Memory Seat 2
Memory Seat 3
Immobilizer Bypass Module: Required: No Type: N/A Part #: N/A
Notes: N/A


This wiring information is being provided free of charge on an "as is" basis, without any representation or warranty. It is your responsibility to verify any circuit before interfacing with it using a digital multimeter.

Posted By: Teken
Date Posted: October 24, 2004 at 5:15 PM

VANDURA FULL/SIZE 1987-1995
WIRE COLORS LOCATION
12 VOLTS CONSTANT RED
IGNITION SWITCH HARNESS See note****
IGNITION 1     PINK (+) IGNITION SWITCH HARNESS See note****
ACCESSORY /HEATER BLOWER   ORANGE (+) IGNITION SWITCH HARNESS See note****
STARTER    PURPLE (87-90) YELLOW or PURPLE (91-95) IGNITION SWITCH HARNESS See note****
PARKING LIGHTS (+)    BROWN at HEAD LIGHT SWITCH
DOME LIGHT WHITE (-) at DOME LIGHT or UNDER DASH LIGHT
POWER DOOR LOCK LIGHT BLUE in DRIVERS KICK PANEL (TYPE "A")
POWER DOOR UNLOCK BLACK/ WHITE in DRIVERS KICK PANEL (TYPE "A")
TACH SENSOR      WHITE at DISTRIBUTOR
BRAKE
     WHITE (+) at SWITCH ON BRAKE PEDAL
HORN
BLACK (-)
at STEER COLUMN HARNESS

        NOTE****           On the 94-95 Van you may find it easier to remove the instrument cluster and drop the 2 bolts on the steering column to get to the IGNITION SWITCH HARNESS on top of the steering column.

Posted By: Teken
Date Posted: October 24, 2004 at 5:17 PM

This is as close as it gets. Perhaps this will give you some reference, but at the end of the day you will still need to use your DMM to verify all the connections anyways.

Regards

EVIL Teken . . .