Your factory stereo is an integral part of your vehicles safety and warning chime system. If the stereo is removed without the GMLAN2SR installed, various warning chimes and some functions of your vehicle may be lost.
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Why do I need to spend extra on an interface?
An interface is a small computer system that allows your new head unit to properly communicate with your vehicle’s computer system. If you install a new aftermarket radio without using an interface, you will lose many of the standard security features of the vehicle. This is due to vehicle manufactures running ...Read More