Vehicle Fit Guide

Select your particular vehicle by using these series of options. We will then provide a list of all which fit your vehicle.

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Vehicle Fit Guide

Find Metra parts specifically for your car.


Stock No. GMOS-LAN-09

GM 14-up OnStar Interface

  • Provides accessory power(12-volt 10-amp)
  • Retains R.A.P. (retained accessory power)
  • Used in non-amplified systems
  • Retains chimes
  • Provides NAV outputs (mute / parking brake / reverse / V.S.S.)
  • Retains OnStar / OE Bluetooth
  • Adjustable volume for chimes and OnStar
  • Retains OE AUX input
  • High level speaker input
  • Retains balance and fade
  • Micro B USB updatable


  • Chevrolet
  • Silverado 1500 2014-up
  • Silverado 2500/3500 2015-up
  • GMC
  • Sierra 1500 2014-up
  • Sierra 2500/3500 2015-up

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