User Guide

Rev. 03-10-10 INSTGMOS-10
CADILLAC ONSTAR CLASS II
DATA BUS INTERFACE
©Copyright 2004-2010 Metra Electronics Corporation
1-800-221-0932
www.metraonline.com
GMOS-10
INSTALLATION INSTRUCTIONS
The GMOS-10 is designed to be used in Cadillacs equipped
with Onstar and amplified system. It will retain the warning
chimes that are lost when the factory radio is removed. The
GMOS-10 also provides a 12-volt switched accessory output
along with Mute, Parking Brake, Speed Sense (VSS), and
Reverse outputs for the installation of an aftermarket naviga-
tion radio.
©Copyright 2004-2010 Metra Electronics Corporation
1-800-221-0932
www.metraonline.com
1
* IMPORTANT WARNING
THIS PRODUCT INCLUDES INSTRUCTIONS FOR INSTALLATION WHICH
MUST BE CAREFULLY FOLLOWED. THE INSTRUCTIONS ARE WORDED
IN SUCH A MANNER TO ASSUME THAT THE INSTALLER IS CAPABLE
OF COMPLETING THESE TYPE OF ELECTRONIC INSTALLATIONS. IF YOU
ARE UNCLEAR AS TO WHAT YOU ARE INSTRUCTED TO DO OR BELIEVE
THAT YOU DO NOT UNDERSTAND THE INSTRUCTIONS SO AS TO
PROPERLY AND SAFELY COMPLETE THE INSTALLATION YOU SHOULD
CONSULT A TECHNICIAN WHO DOES HAVE THIS KNOWLEDGE AND
UNDERSTANDING. FAILURE TO FOLLOW THESE INSTRUCTIONS
CAREFULLY AND TO INSTALL THE INTERFACE AS DESCRIBED COULD
CAUSE HARM TO THE VEHICLE OR TO SAFETY SYSTEMS ON THE
VEHICLE. INTERFERENCE WITH CERTAIN SAFETY SYSTEMS COULD
CAUSE HARM TO PERSONS AS WELL. IF YOU HAVE ANY QUESTIONS
IN THIS REGARD PLEASE CALL THE HELP LINE OR THE METRA AT
1-800-221-0932 FOR ASSISTANCE.
GMOS10 GMOS10
* READ IMPORTANT WARNING ON PAGE 1
BEFORE ATTEMPTING ANY INSTALLATION
INTERF
ACE COMPONENTS
• GMOS-10
• 14 pin harness with RCA’s
• 16 pin harness to 16 and 20 pin Cadillac harness
APPLICATIONS
CADILLAC
• CTS 2003-2009
• SRX 2004-06 with RPO codes U2R U2S