< Back 99-3012G
  • ISO DIN radio provision with pocket
  • ISO DDIN radio unit provisions
  • Painted gray to match factory finish
  • Interface included retains factory OnStar – Bluetooth
  • Provides accessory power (12-volt 10-amp)
Wiring and Antenna Connections
  • Harness
    • Axxess Interface and harness included
  • Antenna Adapter
    • 40-EU55 (sold separately)
  • Sonic 2012-2016

Wiring diagram for adding an amplifier & speakers to your ride