Axxess GMOS-05 User Manual

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INSTALLATION INSTRUCTIONS FOR PART INSTGMOS-05
REV. 12/21/11
Cutting Tool • Crimping Tool • Tape • Connectors (example: butt-connectors, bell caps, etc.
IGNITION TERMINALS
WIRE CUTTER
M3.5
M2.6
M3
M5
M4
ISO
6
2.5
1.5
TOOLS REQUIRED
GM non-amplified OnStar Class II Data
Bus Interface 2000-2004
GMOS-05
GMOS-05 interface • 16-pin harness with stripped leads
14-pin harness to 32-pin GM harness with stripped leads
INTERFACE COMPONENTS
KIT FEATURES
APPLICATIONS
• Provides accessory (12-volt 10-amp)
• Retains R.A.P. (Retained Accessory Power)
• Used in non-amplified systems or when replacing amplified systems
• Retains chimes
• Provides NAV outputs (Parking Brake, Reverse, Mute, V.S.S.)
• ASWC harness included (ASWC not included)
• Retains OnStar/OE Bluetooth
• Adjustable volume for chimes and OnStar
• High level speaker input
• USB updatable
• Retains balance and fade
See inside front cover

Axxess GMOS-05 Specifications

General

OnStar Retention	Yes
Input Voltage	12V DC
Product Type	Interface Module
Compatibility	General Motors vehicles
Functionality	Retains factory features when installing an aftermarket radio
Steering Wheel Control Retention	Yes
Amplifier Integration	Yes, retains factory amplifier (if equipped)
Chime Retention	Yes, retains factory warning chimes

Summary

Product Applications

Vehicle Compatibility

Lists compatible Buick, Pontiac, and Oldsmobile models and years for the interface.

Kit Features

Interface Components

Tools Required

Wiring Connections

Installing the GMOS-05

Testing and Adjustments

Chime Volume Adjustment

Adjusts chime volume using a potentiometer on the 16-pin side of the GMOS-05.

OnStar Level Adjustment

Adjusts OnStar volume level by grounding a specific wire on the 16-pin harness.

Wiring Diagram

Important Safety Warning