Your Cart is Empty



Axxess AXGM-01 / GMOS-01 2000 - 2013 GM Radio Replacement Interface

This is the Axxess AXGM-01 / GMOS-01 data bus radio replacement interface. It is a required install part if you wish to change the head unit in a GM vehicle between the years of 2000 - 2013.



  • Provides accessory (12 volt 10 amp)
  • Retains R A P (retained accessory power)
  • Retains chimes
  • Provides NAV outputs (parking brake – reverse – speed sense)
  • Pre-wired ASWC-1 harness (ASWC-1 sold separately)
  • Retains chimes to the factory speaker
  • Adjustable chime level
  • Retains OnStar / OE Bluetooth
  • Adjustable OnStar level
  • Designed for non-amplified models or when bypassing a factory amp(See note below)
  • Retains balance and fade
  • USB-CAB updateable (sold separately)

If the vehicle is amplified either use the GMOS-04 interface or bypass the amplifier. If bypassing the amplifier follow the Axxess Interface Amp Bypass Schematic document.