GM ONSTAR LAN DATA BUS INTERFACE
©Copyright 2004-2010 Metra Electronics Corporation
1-800-221-0932
www.metraonline.com
GMOS-LAN-04
INSTALLATION INSTRUCTIONS
©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.
GMOS-LAN-04
GMOS-LAN-04
INSTGMOS-LAN-04
REV. 12/1/10
INTERFACE COMPONENTS
• GMOS-LAN-04 Interface
• 14 pin harness with rca’s
• 16 pin to 30 pin GM harness
For amplified sound systems only
* READ IMPORTANT WARNING ON PAGE 1
BEFORE ATTEMPTING ANY INSTALLATION
The GMOS-LAN-04 is designed to retain the ampli-
fied sound systems, retain Onstar, and retain the
warning chimes that are normally lost when the
OEM radio is removed. It also provides a 12 volt
accessory output for proper aftermarket radio
operation. THE GMOS-LAN-04 also PROVIDES a
MUTE, PARKING BRAKE, VSS OR SPEED SENSE,
AND A REVERSE OUTPUT TO MAKE INSTALLING
AN AFTERMARKET NAVIGATIONAL RADIO SIM-
PLER AND LESS TIME CONSUMING.
APPLICATIONS
Chevrolet
•Cobalt 2007-10
•HHR 2006-10
•Malibu 2008-11
Pontiac
•G5 2007-09
•G6 2009-10
•Solstice 2006-09
Saturn
•Aura 2006-09
•Sky 2006-09
