The Axxess AXGM-04 is a premium amplified radio replacement interface designed for select 2000–2013 GM vehicles equipped with factory amplified audio systems and OnStar. This interface allows installation of an aftermarket radio while retaining important OEM functions including OnStar, factory Bluetooth, warning chimes, Retained Accessory Power (R.A.P.), balance/fade controls, and navigation outputs. It’s one of the most commonly used GM integration modules for amplified Class II data bus vehicles.

Features & Highlights

  • Designed for select 2000–2013 GM vehicles
  • For factory amplified audio systems
  • Retains OnStar and OEM Bluetooth
  • Retains warning chimes
  • Retains R.A.P. (Retained Accessory Power)
  • Retains balance and fade controls
  • Provides 12V accessory output (10A)
  • Navigation outputs included:
    • Reverse trigger
    • Parking brake
    • Speed sense (VSS)
    • Mute
  • Pre-wired for AXSWC steering wheel control interface
  • Adjustable OnStar and chime volume
  • USB firmware updatable
  • Plug-and-play style integration

Specifications

Specification Details
Product Type Amplified Radio Replacement Interface
Manufacturer Axxess / Metra Electronics
Model Number AXGM-04
Vehicle Compatibility Select GM Vehicles
Vehicle Years 2000–2013
Factory Amplifier Support Yes
OnStar Retention Yes
Factory Bluetooth Retention Yes
Chime Retention Yes
Accessory Power Output 12V / 10A
Steering Wheel Control Ready Yes (AXSWC sold separately)
Firmware Updatable Yes
Installation Style Plug-and-Play

Works Great With

    Complementary products