2003 H2 alarm wiring diagram
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=46643
Printed Date: May 14, 2024 at 7:06 PM
Topic: 2003 H2 alarm wiring diagram
Posted By: bigjeep
Subject: 2003 H2 alarm wiring diagram
Date Posted: January 02, 2005 at 9:34 AM
I need some help with getting a wiring diagram for an 2003 H2, all my info only goes up to 02, I know it has the anit thieft for the remote start, but does it have data controled doorlocks on it like the new Chevy trucks?
Replies:
Posted By: amador
Date Posted: January 02, 2005 at 4:07 PM
H2 2003-2004
WIRE COLORS LOCATION
12 VOLTS CONSTANT RED ( X2 )
IGNITION SWITCH HARNESS
IGNITION 1 PINK
IGNITION SWITCH HARNESS
IGNITION 2 WHITE
IGNITION SWITCH HARNESS
ACCESSORY HEATER BLOWER ORANGE
IGNITION SWITCH HARNESS
STARTER YELLOW
IGNITION SWITCH HARNESS
PARKING LIGHTS ( + ) BROWN DRIVERS KICK PANEL
DOOR TRIGGER ( - )
*SEE NOTES* 2
POWER DOOR LOCK LT. BLUE PURPLE PLUG AT THE BCM PIN B3
POWER DOOR UNLOCK WHITE PURPLE PLUG AT THE BCM PIN B2 ( TYPE A )
TACH SENSOR WHITE GREEN PLUG AT THE ECM PIN 10
BRAKE
WHITE ( + ) AT THE BRAKE PEDAL SWITCH
HORN
BLACK / YELLOW OR BLACK ( - )
AT THE STEERING COLUMN OR GRAY PLUG AT THE BCM
FACTORY DISARM
LT. GREEN ( - )
DRIVERS DOOR MODULE IN DRIVERS DOOR
FACTORY ANTI-THEFT PASSLOCK 2 791 REQUIRED
NOTES:
*1 - The BCM (BODY CONTROL MODULE) is located behind the headlight switch. It has 6 plugs in it, the PURPLE plug is in the back.
*2 - The driver door trigger is GRAY/BLACK ( - ) at the driver door module in the door. The Right Front door trigger is BLACK/ WHITE ( - ) at the passenger door module in the door. The Left Rear door trigger is LT. BLUE/BLACK ( - ), pin A3, and the Right Rear is LT. GREEN/ BLACK ( - ), pin A2, they are in the PURPLE plug at the BCM. Use all four wires and diode isolate each.
Posted By: bigjeep
Date Posted: January 02, 2005 at 8:55 PM
thanks for the help, but what is type A, pos., neg., 5 wire, what, i am a wiz with any other car but, here in abilene h2's are not the most pop vehicle, lol
Posted By: amador
Date Posted: January 03, 2005 at 12:10 AM
i also use bulldog security wire diagram i do believe type a is a negitive trigger but you should always use a meter or a test light to make sure
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