CAUTION!
All accessories, switches, climate
controls panels, and especially air bag indicator
lights must be connected before cycling the
ignition. Also, do not remove the factory radio
with the key in the on position, or while the
vehicle is running.
GMOS-LAN-01 2
INSTALLATION INSTRUCTIONS
AxxessInterfaces.com © COPYRIGHT 2018 METRA ELECTRONICS CORPORATION REV. 7/6/18 INSTGMOS-LAN-012
INTERFACE FEATURES
TOOLS REQUIRED
• Crimping tool and connectors, or solder gun,
solder, and heat shrink
• Tape • Wire cutter • Zip ties
TABLE OF CONTENTS
Connections to be made ................................... 3-4
Installing the GMOS-LAN-012 ................................5
Programming the GMOS-LAN-012 ........................5
Adjusting the GMOS-LAN-012 ...............................5
Extra features ........................................................6
Troubleshooting .....................................................7
GM LAN-29 Data Interface 2006-up*
APPLICATIONS
See inside front cover
• Provides accessory power (12-volt 10-amp)
• Maintains the retained accessory power (R.A.P.) feature
• Can be used in non-amplified, or analog/digital amplified models
• Retains warning chimes
• Provides NAV outputs (parking brake, reverse, mute, speed sense)
• Pre-wired ASWC-1 harness (ASWC-1 sold separately)
• Retains OnStar/OE Bluetooth
• Adjustable volume for chimes and OnStar
• Retains balance and fade†
• Retains the factory backup camera, satellite radio, and AUX-IN
• Satellite radio information will be displayed through the driver
information center (D.I.C.)
• Micro “B” USB updatable
*Visit AxxessInterfaces.com for up-to-date vehicle specific applications.
• GMOS-LAN-012 interface • GMOS-LAN-012 harness
• 16-pin harness with stripped leads
• 4-pin to 4-pin resistor pad harness
• Back-up camera harness • Antenna adapter
INTERFACE COMPONENTS
† Excluding digital amplified models
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