CRUX CS-GM11B Wiring Interface Owner’s Manual
The CRUX CS-GM11B Wiring Interface user manual provides easy-to-follow instructions for retaining factory features in select GM LAN 11 Bit vehicles while using an aftermarket radio. This product supports Bose, non-Bose and Y-91 audio systems, retains chime functions, and includes EIA color coded wiring for simple installation. Unfortunately, it does not retain OnStar.