“Will this product work on a 2017 Chevy Colorado? I do not have OnStar in the vehicle. I just purchased an OnStar mirror from Amazon. I believe that the new OnStar mirror needs an OnStar interface wiring harness. VIN: 1GCGSBEA5H1184430”
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This interface is intended to be used to retain OnStar when installing an aftermarket radio, it cannot be used to add OnStar to a vehicle.
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