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2008 Chevrolet Avalanche Alarm/Remote Start Wiring

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=103423
Printed Date: May 01, 2025 at 10:16 AM


Topic: 2008 Chevrolet Avalanche Alarm/Remote Start Wiring

Posted By: stevetolentino
Subject: 2008 Chevrolet Avalanche Alarm/Remote Start Wiring
Date Posted: March 26, 2008 at 4:50 PM

Installing a alarm, need diagrams for a 08 Chevy Avalanch,

Thanks in Advance




Replies:

Posted By: KarTuneMan
Date Posted: March 26, 2008 at 7:17 PM
PASSIVE ANTI-THEFT YES TRANSPONDER   SEE NOTES 
 This vehicle is equipped with a TRANSPONDER passive anti-theft system. A bypass module may be available which will not require a key. Contact your supplier to find out. If one is not available to you, please see the appropriate security diagram before any remote start installation.
 12 VOLTS RED / black In black plug on fusebox under dash   + 
 IGNITION Pink Ignition switch harness   + 
 ACCESSORY Brown Ignition switch harness   + 
 STARTER White Ignition switch harness   + 
 Start wire requires (+) through a 1280 ohm resistor.
 KEY SENSE Pink Ignition switch harness   + 
 TACH SIGNAL SEE NOTE     
 Go to any coil on the side of the engine and use the wire that is not Pink, Black or Brown.
 FUEL INJECTOR Opposite from Pink At any injector on engine   AC 
 LOCK Data module required     
 UNLOCK Data module required     
 DOORPIN Gray At BCM on the left side of the steering column   + 
 Located in the TAN connector.
 FACTORY ARM Data module required     
 FACTORY DISARM Data module required     
 The OEM alarm will disarm automatically on remote start.
 BRAKESWITCH Blue/white At switch or BCM on left of steering column   + 
 Located in the BROWN connector.
 PARKLIGHTS (-) Lt.blue At light switch or BCM on left of steering column   - 
 Located in the TAN connector.
 HAND BRAKE Lt.blue At BCM on left of steering column   - 
 Located in the BROWN connector.
 HORN Tan At steering column or BCM   - 
 Located in the BROWN connector. The BCM is located on the left side of the steering column.
 VSS WIRE Yellow/black In Black connector on ECM   AC 
 The ECM is located on the driver's side of the engine compartment behind the headlight.


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Posted By: stevetolentino
Date Posted: March 26, 2008 at 10:32 PM
Thank you very much, I appreciate it!


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