PAC OS1 GM OnStar Interface
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PAC OS1 GM OnStar Interface


  • OnStar interface
  • Maintains operation of OnStar for aftermarket stereos
  • Incorporates a microcontroller that communicates directly with OnStar's serial data protocal to prevent false triggering thus eliminating unwanted audio noise through speakers
  • Onboard amplifier will drive two, 4 ohm speakers in stereo
  • Use with existing speakers in front doors or use external/separate speakers
  • 12 volt remote out to turn on factory amplifier and mute wire to attenuate the aftermarket stereo
  • LED indicator and volume control
  • Built in audio isolation circuit eliminates engine noise
  • Will not false trigger
  • Brand new & Factory sealed

Price: $79.99

Ships same business day

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