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Crux General Motors Radio Replacement Module (SWRGM-51)

Install an Aftermarket Radio in select General Motors LAN 11-Bit Vehicles and Retain Steering Wheel Controls

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Crux General Motors Radio Replacement Module (SWRGM-51)

Install an Aftermarket Radio in select General Motors LAN 11-Bit Vehicles and Retain Steering Wheel Controls


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The CRUX SWRGM-51 is a premium interface for select General Motors LAN 11-Bit Vehicles. It facilitates the integration of an after-market radio to fully retain factory features in GM LAN 11-Bit vehicles with Bose Amplified and Non-Amplified Systems. This enhanced interface is also pre-programmed for retention of steering wheel controls.

General Features:

  • Aftermarket Car Stereo Installation Interface
  • For General Motors LAN 11-Bit Vehicles
  • Plug and Play Installation
  • Retains Steering Wheel Controls via built in pre-programmed interface
  • Retains Factory Warning Chimes
  • Works with Non-Bose and BOSE amplified systems
  • Not Compatible with Onstar
  • Fully functional for replacing both types of 11-Bit Radios. Includes the following two harnesses with:
    • 24-Pin Connector
    • 14- & 16-Pin Connectors
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Compatible Vehicles

Use 14 and 16-pin connectors for:
  • Chevrolet
    • 2007 - 2010 Cobalt
    • 2006 - 2011 HHR
    • 2008 - 2012 Malibu
  • Pontiac
    • 2007 - 2010 G5
    • 2006 - 2010 Solstice
  • Saturn
    • 2007 - 2010 Aura
    • 2007 - 2007 Ion
    • 2007 - 2009 Sky
Use 24-pin connector for:
  • Chevrolet
    • 2005 - 2006 Cobalt
    • 2004 - 2007 Malibu
  • Pontiac
    • 2005 - 2009 G6

Check out the SWRGM-51 User Manual

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 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
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.
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.
Chevy Cobalt
Chevy HHR
Chevy Malibu
Pontiac G5
Pontiac G6
Pontiac Solstice
Saturn Aura
Saturn Ion
Saturn Sky

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.
Compatible Premium Audio Systems
Some vehicles have higher end audio systems installed in them by the manufacturer. This specifies which premium audio systems this item is compatible with.
Standard Bose
GM-LAN Compatible
This means that the item is compatible with GM-LAN systems.
Compatible with Aftermarket Navigation Systems
This means that the item is made to work with aftermarket systems with navigation. Typically, this means that the harness has wires that are used with GPS navigation systems, such as VSS wires and others. Please read the product description for full details of this feature.
Chime Retention
This means that the harness is able to retain the vehicles chimes.

Warranty and Return Policy

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

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Browse 1 question and 1 answer
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I just spent a week trying to get the Axxess ASWR-1 to work with my 07 Saturn Aura XR, with no luck. After hours of work they said it just won't work... The question is will your unit work correctly with my car, will the steer wheel button work I have installed a Pioneer AVH-X3800BHS?
Rlg... on Jul 7, 2016
Best Answer: Hi Richard,

Who is "they"? If it isn't Metra/Axxess, then we suggest contacting their tech support. We aren't the manufacturer but we are authorized dealers, so our customers can benefit from this asset.
tel: 800.253.TECH (8324)

As for the Crux piece, your vehicle is listed on their compatibility list their unit.

Here is their support page, in the event that you need it. (bottom of the page) .
Reply (1) · Report · Rick MStaff on Jul 7, 2016
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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: Crux General Motors Radio Replacement Module (SWRGM-51)