97 buick Century Alarm wiring info
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=40882
Printed Date: May 16, 2025 at 12:53 PM
Topic: 97 buick Century Alarm wiring info
Posted By: betomtz
Subject: 97 buick Century Alarm wiring info
Date Posted: October 14, 2004 at 3:52 PM
HELP Do any body have the alarm wiring (Security information). I have looked in the main database, strange, but the 97 model is the onlyone missing. Thanks in advance Luis ------------- LMartinez
Replies:
Posted By: Teken
Date Posted: October 14, 2004 at 3:59 PM
DIRECTWIRE™ WIRING INFORMATION - BUICK / CENTURY / 1997 / Remote Start
12volts red + ignition harness
Starter yellow + ignition harness
Second Starter
Ignition pink + ignition harness
Second Ignition white or green + ignition harness
Third Ignition
Accessory orange + ignition harness
Second Accessory
Keysense
Power Lock RED / black - drivers kick or BCM
Notes: BCM is to the left of the steering column
Power Unlock ORANGE / black - drivers kick or BCM
Notes: BCM is to the left of the steering column
Lock Motor gray drivers kick panel
Unlock Motor tan drivers kick panel
Parking Lights+ lt. blue at switch
Notes: Larger of the two at the light switch. Can also find BROWN / white in the passenger kick panel in the harness to the rear.
Parking Lights-
Hazards
Turn Signal(L)
Turn Signal(R)
Reverse Light
Door Trigger dark blue/white - drivers kick or BCM
Notes: BCM is to the left of the steering column
Dome Supervision use door trigger
Trunk/Hatch Pin ORANGE / black - light in trunk or BCM
Notes: BCM is to the left of the steering column
Hood Pin
Trunk/Hatch Release brown - relay behind glove box
Power Sliding Door
Factory Alarm Arm
Factory Alarm Disarm
Disarm No Unlock
Tachometer pur/wht or white ac ignition control module
Wait to start
Brake Wire white + brake pedal switch
Parking Brake
Horn Trigger black - steering column
Memory Seat 1
Memory Seat 2
Memory Seat 3
Immobilizer Bypass Module: Required: Yes Type: VATS Part #: 652T resistor pack
Notes: See DirectFax document 1049 for interface information.
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 14, 2004 at 4:01 PM
Buick
Century
1997-2000
Remote Starter Wiring Colors and Notes
Function
Vehicle Color
Location
Start:
YELLOW
IGNITION SWITCH HARNESS *
Ignition #1:
PINK
IGNITION SWITCH HARNESS
Ignition #2:
DARK GREEN
IGNTION SWITCH HARNESS
Ignition #3:
N/A
Accessory:
ORANGE
IGNITION SWITCH HARNESS
Brake Light:
WHITE
AT SWITCH ABOVE BRAKE PEDAL
Tach Signal:
WHITE
AT ICM TOP CENTER REAR OF ENGINE
Parking Lights:
LIGHT BLUE
AT HEADLIGHT SWITCH
Headlights:
OEM Alarm Disarm:
LT. GREEN
DRIVER'S KICK PANEL
OEM Alarm Arm:
N/A
Diesel Glow Plug:
Clutch Bypass Wire:
Notes:
* This Vehicle Is Equipped With GM's VATS Passive Security Theft System. See Note # 237 - Bypassing VATS Passive Theft Security System Diagram. Some vehicles may be equipped with a transponder - See Note#144
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Buick
Century
1997-2000
Alarm and Keyless Entry Wiring Colors and Notes
Function
Vehicle Color
Location
Constant +12 Volts:
RED
IGNITION SWITCH HARNESS
Starter Kill:
YELLOW
IGNITION SWITCH HARNESS *
Ignition +12 Volts:
PINK
IGNITION SWITCH HARNESS
Dome Lights/Superv:
DK. BLUE/WHITE
AT BCM LEFT SIDE OF DASH I/P
OEM Horn:
BLACK
IN STEERING COLUMN HARNESS
Power Lock:
RED / BLACK (-)
DRIVER'S KICK OR BCM BEHIND THE DASH
Power Unlock:
ORANGE / BLACK (-)
TO THE LEFT OF THE STEERING COLUMN*
Trunk Release:
BLACK/ WHITE (+)
AT TRUNK RELEASE SWITCH
Alarm Input Wire:
DK. BLUE/WHITE
AT BCM LEFT SIDE OF DASH I/P
Notes:
* See Note # 201 - Negative Pulse Door Lock Diagram
Posted By: Teken
Date Posted: October 14, 2004 at 4:02 PM
CENTURY 1997-2004
WIRE COLORS LOCATION
12 VOLTS CONSTANT RED (2) IGNITION SWITCH HARNESS
IGNITION 1 PINK (+) IGNITION SWITCH HARNESS
IGNITION 2 WHITE or GREEN (+) IGNITION SWITCH HARNESS
ACCESSORY /HEATER BLOWER ORANGE (+) IGNITION SWITCH HARNESS
STARTER YELLOW (+) IGNITION SWITCH HARNESS
PARKING LIGHTS (+) LT. BLUE at HEADLIGHT SWITCH, use the larger of the (2) LIGHT BLUE wires.
DOME LIGHT BLUE/WHITE (-) at BCM See NOTE**
POWER DOOR LOCK RED / BLACK in DRIVERS KICK PANEL or BCM (TYPE "B") See NOTE**
POWER DOOR UNLOCK ORANGE / BLACK in DRIVERS KICK PANEL or BCM (TYPE "B") See NOTE**
TRUNK RELEASE WHITE (-) at BCM ABOVE DRIVER'S KICK PANEL See NOTE**
TACH SENSOR VIOLET/WHITE or WHITE at IGNITION COIL Module
BRAKE WHITE (+) at BRAKE SWITCH
HORN BLACK (-) at STEERING COLUMN HARNESS
FACTORY ANTI-THEFT VATS (Pass Key I) Pill in Key Requires part #791 bypass module
NOTE** The BCM (Body Control Module) is to the left of the steering column.
Posted By: Teken
Date Posted: October 14, 2004 at 4:05 PM
Make: Buick
Model: Century
Year: 1997
This Database Was Last Updated On: 9/16/2004
Index #: 1659
Alarm
Constant 12 volts RED (2) IGNITION SWITCH HARNESS
Ignition 12 volts PINK IGNITION SWITCH HARNESS
Starter YELLOW IGNITION SWITCH HARNESS
Dome Light D BLUE/WHITE (-) AT BODY CONTROL MODULE *
Trunk Pin Switch ORANGE / BLACK (-) AT BODY CONTROL MODULE *
Parking Lamp L BLUE (+) AT HEADLIGHT SWITCH
Power Lock RED / BLACK AT BODY CONTROL #201
Power Unlock ORANGE / BLACK MODULE *
* Body Control Module Located Behind Driver Dash To The Left Of The Steering Column. #201- See Negative Pulse Door Lock Diagram.
View Diagrams
Accessories
Window Up D\ D BLUE P\ L BLUE D\ D GREEN P\ L GREEN @ MAIN #211
Window Down F/ BROWN F/ TAN R/ PURPLE R/ PURPLE SWITCH
Ign Key Warn L GREEN (-) IGNITION SWITCH HARNESS
Trunk Release BLACK/ WHITE (+) AT TRUNK RELEASE SWITCH #231
OEM Horn BLACK (-) STEERING COLUMN HARNESS
Headlights YELLOW (+) AT HEADLIGHT SWITCH
OEM Alarm Arm N/A NO OEM ALARM PRESENT
OEM Alarm Disarm N/A IN SCHEMATICS
#211- See Reversal Rest At Ground Power Window Circuit Diagram. #231- See Positive Pulse Trunk Release Diagram.
View Diagrams
Remote Start
Tach Signal WHITE AT POWERTRAIN CONTROL MODULE *
Ignition #2 ORANGE IGNITION SWITCH HARNESS (HEAT/AC)
Ignition #3 D GREEN IGNITION SWITCH HARNESS (BCM & PCM)
Accessory BROWN IGNITION SWITCH HARNESS
Neutral Safety YELLOW (-) AT SWITCH ON TRANSAXLE
Brake Light WHITE (+) AT SWITCH ABOVE BRAKE PEDAL
Reverse Light L GREEN (+) AT SWITCH ON TRANSAXLE
Rear Window Defrost N/A TIMER BUILT INTO SWITCH
* Powertrain Control Module Located On Front Of Engine In Air Cleaner Housing.
View Diagrams
Posted By: betomtz
Date Posted: October 14, 2004 at 4:11 PM
THANKS A LOT GOD BLESS YOU. LUIS MARTINEZ ------------- LMartinez
Posted By: Teken
Date Posted: October 14, 2004 at 5:03 PM
Please do take the time to plan, prep, and measure all contacts to verify their function(s) with your DMM.
Regards
EVIL Teken . . .
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