CRUX SOOGM-15 OnStar Radio Replacement Interface Module User Guide

Learn how to install and use the SOOGM-15 OnStar Radio Replacement Interface Module. Retain factory features in select GM Class II Data Bus vehicles while using an aftermarket radio. Supports Bose, non-Bose, and Y-91 audio systems. Retains OnStar and chime functions. Easy installation with color-coded wiring. Get step-by-step instructions and DIP switch settings for various radio brands. Perfect for replacing your OnStar radio with ease.

CRUX CS-GM31L Radio Replacement Interface Module Instruction Manual

Learn how to install the CRUX CS-GM31L Radio Replacement Interface Module with these step-by-step instructions. This module retains factory features in select GM LAN V2 vehicles while functioning with an aftermarket radio. It also retains chime functions, factory Steering Wheel Controls and backup camera. Perfect for Buick 2015-2016 ENCORE and 2017 ENVISION models. Get the most out of your car's audio system with the CS-GM31L Interface Module.