Axxess AX-ADGM04 User Manual

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.
AX-ADGM04
INSTALLATION INSTRUCTIONS
AxxessInterfaces.com © COPYRIGHT 2018 METRA ELECTRONICS CORPORATION REV. 6/20/18 INSTAX-ADGM04
INTRODUCTION
INTERFACE FEATURES
TOOLS REQUIRED
• Crimping tool and connectors, or solder gun, solder,
and heat shrink • Small flat-blade screwdriver • Tape
• Wire cutter • Zip ties
TABLE OF CONTENTS
Connections to be made
For models
without an amplifier .......................3
For models with an analog amplifier ................4
For models with a digital amplifier ...................5
12-pin pre-wired ASWC-1 harness ......................6
DIN jack ................................................................6
Installing & programming the AX-ADGM04
AX-ADBOX1 ...........................................................6
AX-ADBOX2 ..........................................................7
Adjusting the AX-ADGM04 ....................................8
Extra features .........................................................9
GM Data Interface 2012-2016
APPLICATIONS
See inside front cover
The AX-ADGM04 harness is designed for, and must be used with, the
AX-ADBOX1 or AX-ADBOX2 interface (sold separately). Please refer to the
AX-ADBOX1 or AX-ADBOX2 for the 16-pin connector with stripped leads .
• Provides accessory power (12-volt 10-amp)
• Maintains the retained accessory power
(R.A.P.) feature
• Provides NAV outputs (parking brake,
reverse, speed sense)
• Retains chimes
• Retains OnStar / OE Bluetooth
• Adjustable OnStar level
• Retains RSE (rear seat entertainment)
• Retains satellite radio
• Retains the factory AUX-IN jack
• Pre-wired ASWC-1 harness
(ASWC-1 sold separately)
• Can be used in non-amplified, or analog/
digital amplified models
• Retains balance and fade†
• Micro “B” USB updatable
INTERFACE COMPONENTS
• AX-ADGM04 harness
• 4-pin to 4-pin resistor pad harness
† To retain fade in digital amplified models, use the AX-ADBOX1

Axxess AX-ADGM04 Specifications

General

Antenna Connection	Yes
Steering Wheel Control Retention	Yes
Amplifier Turn-On	Yes
Data Bus Controlled Accessory Power	Yes
Compatibility	Select GM vehicles
Function	Radio Replacement Interface
Cable Length	Varies
Color	Black

Summary

AX-ADGM04 Interface Features

Wiring Connections for Models Without Amplifier

Wiring Connections for Models with Analog Amplifier

Wiring Connections for Models with Digital Amplifier

16-Pin Harness to Aftermarket Radio Connections

Details wire connections from the 16-pin harness to the aftermarket radio for digital amplified vehicles.

AX-ADGM04 Harness to Aftermarket Radio Connections

Details wire connections from the AX-ADGM04 harness to the aftermarket radio for digital amplified vehicles.

Installing and Programming the AX-ADGM04 with AX-ADBOX1

Installing and Programming the AX-ADGM04 with AX-ADBOX2

Installing the AX-ADGM04

Programming the AX-ADGM04

Procedure to program the AX-ADGM04 interface for AX-ADBOX2, including LED indicators.

Troubleshooting: Resetting the Interface

Adjusting Audio and Chime Levels

Audio Level Adjustment

Chime Level Adjustment

OnStar Level Adjustment

Extra Features: AUX-IN, RSE, and Satellite Radio