CELLSITE GMCSS-1 - $31.19

CELLSITE GMCSS-1: Cell-Site GMCSS-1 GM Plug-N-Play Harness for any handsfree car kit including bluetooth. (Non-OnStar) This harness is used in conjuction with the phone mute switch feature on most late model GM radios with factory installed RDS radios WITHOUT OnStar. When the harness is installed it will, upon activation by an incoming or outgoing call, automatically mute the radio and play the call through the factory sound system. NOTE: RDS radios are standard equipment in 2000 and up cars, small pickups and small SUV s and 2003 and up large trucks and large SUV S. (Excludes Cadillac Cars. ) FEATURES: Harness is used in conjuction with the phone mute switch. Automatically mutes the radio and play the call through the factory sound system. For use with GM vehicles that have a factory installed RDS radio. Cellular Surround Sound for GM will mute the factory radio whenever a phone call is made or received. Cellular Surround Sound for GM plays all of your phone calls through the factory sound system (all speakers). CALL or PHONE will appear on the factory radio display. GM radios volume control knob will control the volume of your cellular phone calls. When the phone call has ended, the radio volume will return to the factory set lower level. No startling the driver or passengers. Constant power to the radio means that even while driving with the radio shut off the phone is still active through the sound system. For use any handsfree kit including bluetooth. Installation Instructions