GM Multi-Platform OnStar Retention/Premium Bose Interface (wire harnesses sold separately)
Part Number: GM28SR

This GM28SR allows you to replace your factory OEM stereo while retaining factory steering wheel controls, if the vehicle is equipped. This interface will maintain the data-controlled +12V accessory output as well as provide navigation outputs for reverse, vehicle speed pulse and park brake.*Harness sold separately

  • Retains OnStar functionality

  • Compatible with ALL levels of Bose Audio including y91 DSP systems and variants

  • Provides 12v accessory turn on wire

  • Retains steering wheel controls for Kenwood, Pionner, Apline, JVC, Clarion and Sony stereos

  • Retains all safety warning chimes

  • Data ...Read More

Out of stock

GM Interface with Steering Wheel Controls

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  • GM Stereo Interface gm28sr