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need diagrams for 2008 suburban

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=103609
Printed Date: May 09, 2025 at 2:53 AM


Topic: need diagrams for 2008 suburban

Posted By: stevetolentino
Subject: need diagrams for 2008 suburban
Date Posted: April 01, 2008 at 7:23 PM

Installing an alarm on a 08 Suburban and need some diagrams, thanks in advance and is there any difference in the 07n to a 08?

Thanks again




Replies:

Posted By: KarTuneMan
Date Posted: April 01, 2008 at 8:24 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.
 TRUNK PIN Pink/black At BCM on the left side of the steering column   - 
 Located in the PINK connector.
 TRUNK RELEASE Gray At BCM on the left side of the steering column   - 
 Located in the PINK connector. The glass release wire is PINK and is found in the same 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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