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2002 Chevy impala alarm wiring

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=43022
Printed Date: July 12, 2025 at 8:01 PM


Topic: 2002 Chevy impala alarm wiring

Posted By: jaurora
Subject: 2002 Chevy impala alarm wiring
Date Posted: November 15, 2004 at 9:12 AM

Can someone please help me out with a tech sheet.

Thankyou as always,



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MECP certified (If it really means anything)
Jeremy



Replies:

Posted By: mo12v
Date Posted: November 15, 2004 at 9:26 AM

Constant 12 voltsREDIGNITION SWITCH HARNESS
Ignition 12 voltsPINKIGNITION SWITCH HARNESS
StarterYELLOWIGNITION SWITCH HARNESS
Dome LightD BLUE/WHITE (-)B.C.M. IN DRIVER KICK PANEL *
Trunk Pin SwitchRED / BLACK (-)AT LIGHT IN TRUNK OR BCM
Parking LampBROWN / WHITE (+)AT JUNCTION BLOCK IN PASSENGER KICK
Power LockORANGE / BLACKAT BCM ON DRIVER SIDE **
Power UnlockSINGLE WIRE SYSTEMOF INST PANEL
* DARK BLUE - Pin A1 Conn.C1 Also At B.C.M In Gray Plug On Left Hand Side. (Alternate Dome Lt. Connection). ** ORANGE / BLACK Door Lock Wire Must Receive A Ground (-) Pulse Thru A 470 Ohm Resistor To Lock And A Solid Ground (-) Pulse To Unlock.
Single Wire Resistor Door Locks

Accessories
Window UpD\ D BLUE P\ L BLUE D\ D GREEN P\ L GREEN @ MAIN SWITCH
Window DownF/ BROWN F/ TAN R/ PURPLE R/ PURPLE
Ign Key WarnL GREEN (-)STEERING COLUMN HARNESS OR BCM
Trunk ReleaseL BLUE (+) *AT BCM ON DRIVER SIDE INST PANEL
OEM HornBLACK (-)STEERING COLUMN HARNESS OR BCM
HeadlightsYELLOW (-)AT HEADLIGHT SWITCH OR BCM
OEM Alarm ArmN/A
OEM Alarm DisarmLT GREEN (-)AT BCM ON DRIVER SIDE INST PANEL

* Trunk Release Alt conn:BLACK (-) At Switch Just To The Left Of The Column. 
Reversal Rest At Ground Power Window Circuit Diagram.
Positive Pulse Trunk Release

Remote Start
Tach SignalWHITEAT IGNITION CONTROL MODULE *
Ignition #2D GREENIGNITION SWITCH HARNESS
Ignition #3ORANGEIGNITION SWITCH HARNESS (HVAC)
AccessoryBROWNIGNITION SWITCH HARNESS
Neutral SafetyNOT GROUNDING TYPE -OEM SWITCH OPENS STARTER CIRCUIT
Brake LightWHITE (+)AT SWITCH ABOVE BRAKE PEDAL
Reverse LightL GREEN (+)AT LIGHTS
Rear Window DefrostN/ATIMER BUILT INTO SWITCH

* Ignition Control Module Is Located On Top Of Engine. 
GM PassLock II  ** Pass Lock Wires Are 22 Gage YELLOW,BLACK,WHITE Behind The Radio With The Ignition Wires Note : The Engine Will Not Turn Over Until The PassLock Is Connected



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MO

Don't Learn from Others Mistakes
You Might Be the One That Knows.





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