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SOCGM-18B Radio Replacement for GM LAN

Radio Replacement for GM LAN 11-Bit Systems

Key Features:
  • Manufacturer: CRUX


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SOCGM-18B | Radio Replacement Interface for General Motors LAN 11-Bit Systems w/ Bose Amplified & Non-Amplified Systems

The CRUX SOCGM-18B retains General Motors factory-featured safety and warning chimes — for installation of after-market radios. It provides 12 Volt Accessory output (4 Amp), including RAP (Retained Accessory Power), Illumination Output (2A. max), telephone negative mute trigger (output to new stereo), low voltage (battery run-down protection), and adjustable chime volume.


  • Retains factory features in select GM LAN 11-Bit vehicles with aftermarket radios
  • Supports Bose, non-Bose and Y-91 audio systems.
  • Retains factory front and rear parking sensors.
  • Retains safety and warning chime functions.
  • Adjustable Chime Volume
  • EIA color coded wiring for easy installation.
  • Note: Please confirm the above options prior to removing the factory radio. Some features may have to be turned on using factory menu options.





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