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Axxess BX-GM4

Radio Replacement Interface for Select 2003-2006 General Motors Vehicles

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This item has been discontinued

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axgmcl2swc thumbnail

Axxess AX-GMCL2-SWC

OUR PRICE: $105.99

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Axxess BX-GM4

Radio Replacement Interface for Select 2003-2006 General Motors Vehicles

$89.99

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General Features:

  • Provides accessory power (12-volt 10-amp)
  • Retains R.A.P. (retained accessory power)
  • Retains OnStar/OE Bluetooth
  • Retains chimes
  • Adjustable volume for OnStar
  • Provides NAV outputs (parking brake, reverse, mute, and speed sense)
  • Retains audio controls on the steering wheel
  • Retains factory satellite radio
  • Can be used in non-amplified, or analog/digital amplified models
  • Adjustable gain control for for chimes and overall volume (digital amplified models only)
  • High level speaker input
  • Retains balance and fade, including digital fade
  • Micro "B" USB updatable
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Compatible Models

  • Buick
    • 2004 - 2005 Century³
    • 2005 - 2009 LaCrosse³
    • 2004 - 2007 Rainier¹ (UQA)
    • 2004 - 2004 Regal³
    • 2002 - 2007 Rendezvous³
    • 2005 - 2007 Terraza³
  • Cadillac
    • 2003 - 2006 Escalade/ESV/EXT²
  • Chevrolet
    • 2003 - 2006 Avalanche¹
    • 2000 - 2005 Cavalier
    • 2004 - 2012 Colorado
    • 2005 - 2013 Corvette³
    • 2003 - 2007 Express
    • 2000 - 2005 Impala
    • 2003 - 2009 Kodiak C4500-C8500
    • 2001 - 2003 Malibu
    • 2004 - 2005 Malibu (Classic)
    • 2000 - 2005 Monte Carlo³
    • 2003 - 2006 Silverado¹ (Y91)
    • 2007 - 2007 Silverado¹ (Classic) (Y91)
    • 2003 - 2006 SSR³ (UQA)
    • 2003 - 2006 Suburban¹ (Y91)
    • 2003 - 2006 Tahoe¹ (Y91)
    • 2002 - 2006 Trailblazer¹ (UQA)
    • 2007 - 2009 Trailblazer
    • 2005 - 2008 Uplander³
  • GMC
    • 2004 -2012 Canyon
    • 2002 - 2006 Envoy * (UQA)
    • 2007 - 2009 Envoy
    • 2003 - 2007 Savanna
    • 2003 - 2006 Sierra¹ (Y91)
    • 2007 - 2007 Sierra¹ (Y91)
    • 2005 - 2009 TopKick C4500-C8500
    • 2003 - 2006 Yukon¹ (Y91)
  • Hummer
    • 2003 - 2007 H2²
    • 2006 - 2010 H3/H3t
  • Isuzu
    • 2003 - 2008 Ascender
    • 2003 - 2008 H-Series
    • 2006 - 2008 I-Series
  • Oldsmobile
    • 2001 - 2004 Alero³
    • 2002 - 2004 Bravada
    • 2002 - 2002 Intrigue³
  • Pontiac
    • 2001 - 2005 Aztec³
    • 2001 - 2005 Grand Am³
    • 2004 - 2008 Grand Prix³
    • 2005 - 2006 Montana SV6³
    • 2000 - 2005 Sunfire
  • Saab
    • 2005 - 2009 9-7x
  • Saturn
    • 2005 - 2007 Relay³


¹These vehicles have a digital amp option. Please look at the "Service Parts Identification" sticker in the glove box for the RPO code listed in parenthesis.
²Indicates vehicles is standard for a digital amplifier.
³The audio controls on the steering wheel must be manually programmed to work in these vehicles.

Check out the Axxess BX-GM4 Owner's Manual

Product History:

Axxess AX-GMCL2-SWC thumbnail
(newest, current model)
Axxess BX-GM4 thumbnail
(previous model, replaced by Axxess AX-GMCL2-SWC)

Harness Features

Vehicle Sound System
This refers to what kind of sound system the vehicle has. Premium audio systems are generally name brand systems (such as JBL, Bose, Rockford Fosgate, etc) that have been installed inside a vehicle when it leaves the factory. Often they more advanced systems, complex wiring, factory amplifiers, and other features that can make installing aftermarket component difficult.
Standard and Premium Sound
Main Harness Function
Different installations on different vehicles require different harnesses. This type is what the harness is considered. Each wiring harness we sell serves a purpose such as installing an aftermarket car stereo, integrating an aftermarket amplifier with your factory car stereo, connecting Bluetooth to your factory car stereo, and more.
Install Aftermarket Car Stereo & Retain Steering Wheel Controls
Additional Harness Features
The various features that the wiring harness provides to your car stereo and/or audio system.
Chime Retention
OnStar Retention
Provides Parking Brake & Reverse Signals
Provides Vehicle Speed Sense
Retained Accessory Power (RAP) Retention
Retains Factory Bluetooth
Retains Factory XM Radio
Retains High Level Speaker Input
Retains Steering Wheel Controls
Compatible Vehicle Make
Allows you to view only items that are compatible with your vehicle's make. Does not guarantee that it will work with your vehicle year or model.
Buick
Cadillac
Chevrolet
GM
GMC
HUMMER
Isuzu
Oldsmobile
Pontiac
Saab
Saturn
Compatible Vehicle Make and Model
The model of vehicle that this vehicle specific product is designed for. Please keep in mind that engine variations can affect the compatibility of the products.
Buick Century
Buick Lacrosse
Buick Rainier
Buick Regal
Buick Rendezvous
Buick Terraza
Cadillac Escalade
Chevy Avalanche
Chevy Cavalier
Chevy Colorado
Chevy Express Van
Chevy Impala
Chevy Malibu
Chevy Monte Carlo
Chevy Silverado
Chevy SSR
Chevy Suburban
Chevy Tahoe
Chevy Trailblazer
Chevy Uplander
GMC Canyon
GMC Envoy
GMC Savana
GMC Sierra
GMC Yukon
Hummer H2
Hummer H3
Isuzu Ascender
Isuzu I Series
Oldsmobile Alero
Oldsmobile Bravada
Oldsmobile Intrigue
Pontiac Aztek
Pontiac Grand Am
Pontiac Grand Prix
Pontiac Montana
Pontiac Sunfire
Saab 9-7
Saturn Relay

Premium Harness Features

Factory System Amplification
This refers to the factory sound system and whether the item is compatible with amplified or non-amplified systems.
Amplified
Non-Amplified
On-Star Compatible
This means that the harness is compatible with vehicles that have On-Star built-in.
Yes
GM-LAN Compatible
This means that the item is compatible with GM-LAN systems.
Yes
Chime Retention
This means that the harness is able to retain the vehicles chimes.
Yes

Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Summary of Customer Ratings & Reviews

Rating Distribution

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Average Attribution Rating

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Browse 5 questions and 3 answers
Hide answersShow all answers | Sort by
I have a BX-GM4 Axxess interface/harness for a 2007 GMC Sierra Classic. I am looking for a Wiring Diagram for it?
claude b on Oct 28, 2015
· Add Answer · I Have This Question Too (4)
I have a 2004 Chevy Silverado 1500 Z71 with Bose and onstar id like to keep steering wheel controls would this work the best?
A shopper on Jun 18, 2016
Best Answer: Yes. Mine works great
Reply · Report · torey j on Jun 19, 2016
· Add Answer · I Have This Question Too (0)
I have a 2006 Grand Prix GXP with monsoon system. Which Axxess interface do I need?
Duane S on Jan 1, 2016
Best Answer: Hi Duane,

You seek the GMOS-04.

http://www.sonicelectronix.com/item_12901_Axxess-GMOS-04.html
Reply · Report · Rick MStaff on Jan 1, 2016
· Add Answer · I Have This Question Too (0)
My car is a 2009 corvette Z06 with bose system. Which complete Axxess interface/harness do I need?
Ron N on Oct 4, 2015
Best Answer: Hello,

You seek the GMOS-04

http://www.sonicelectronix.com/item_12901_Axxess-GMOS-04.html
Reply · Report · Rick MStaff on Oct 5, 2015
· Add Answer · I Have This Question Too (0)
I have a 2008 Grand Prix with the monsoon sound system. I'd like to install a touch screen radio and retain my steering wheel controls. Which installation kit(s) do I need?
Peter P on Mar 1, 2016
· Add Answer · I Have This Question Too (0)

Product Summary

Manufacturer

Model Number

BX-GM4

UPC

086429305117

Weight

0.71lbs

Internal SKU

bxgm4

Internal Product ID

93530

Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Axxess BX-GM4