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OS-1

by PAC

OnStar® Radio Replacement Interface for Select General Motors Vehicles without Bose Sound System

21-pin

Retains the function of OnStar® when the factory radio is replaced. Generates all safety warning chimes. Compatible with non-Bose audio systems.

  • Retains OnStar® when the factory radio is replaced
  • Plug-in installation for vehicles with a 21-pin harness

Compatibility Notes

  • Not compatible with vehicles equipped with an RDS radio