Axxess AX-GMCL2 User Manual

Installation instructions for part AX-GMCL2
®
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.
• Provides accessory power (12-volt 10-amp)
• Retains R.A.P. (retained accessory power)
• Provides NAV outputs (parking brake,
reverse, and speed sense)
• Retains chimes through an onboard speaker
• Pre-wired ASWC-1 harness (ASWC-1 sold
separately)
• Designed for non-amplified models, analog
amplified models, or when bypassing a
factory amplifier
• Retains balance and fade
• Micro “B” USB updatable
INTERFACE FEATURES
• Wire cutter • Crimp tool • Solder gun • Tape
• Connectors (example: butt-connectors, bell caps, etc.)
TOOLS REQUIRED
AX-GMCL2
GM Data Interface
2000-2013
Connections to be made ................................................... 2
Installing the AX-GMCL2 .................................................. 3
Initializing the AX-GMCL2 ................................................ 3
Table of Contents
• AX-GMCL2 interface • AX-GMCL2 harness
INTERFACE COMPONENTS
APPLICATIONS
See application list inside cover

Axxess AX-GMCL2 Specifications

General

Product Type	Car Stereo Interface
Steering Wheel Control Compatibility	Yes
OnStar Retention	Yes
Chime Retention	Yes
Warranty	1 Year
Compatibility	GM Vehicles
Features	Retains OnStar

Summary

Interface Features

Accessory Power and R.A.P. Retention

Provides 12-volt 10-amp accessory power and retains R.A.P. (retained accessory power) function.

NAV Output Signals

Provides parking brake, reverse, and speed sense navigation outputs.

Audio Features

Retains vehicle chimes through an onboard speaker and supports balance/fade.

ASWC-1 Compatibility

Features a pre-wired harness for the ASWC-1 steering wheel control interface.

Amplifier and USB Support

Designed for non-amplified, analog amplified, or bypassed factory systems; Micro 'B' USB updatable.

Interface Components

Included Parts

Lists the AX-GMCL2 interface module and the AX-GMCL2 interface harness.

Tools Required

Essential Installation Tools

Lists necessary tools including wire cutters, crimp tool, solder gun, tape, and connectors.

Connections to be Made

Aftermarket Radio Wiring

Details connections for Yellow (battery), Red (accessory), Blue/White (amp turn-on), and Orange (illumination).

Ground and Speaker Outputs

Connects Black wire to ground and specific color wires for front/rear speaker outputs.

Multimedia/Navigation Connections

Provides connections for VSS/speed sense, reverse, and parking brake signals.

Installing the AX-GMCL2

Harness Connection

Connect the AX-GMCL2 harness to the interface and vehicle wiring with the key in the off position.

Initializing the AX-GMCL2

Power Cycle Procedure

Turn key to ignition, wait for radio, then turn key to off and accessory to test functions.

Troubleshooting Initialization

If radio doesn't turn on, disconnect, check connections, reconnect, and retry the process.