AX DIS -GMLN31
INSTALLATION INSTRUCTIONS
AxxessInterfaces.com © COPYRIGHT 2024 METRA ELECTRONICS CORPORATION REV. 11/1/24 INSTAXDIS-GMLN31
INTERFACE FEATURES
INTERFACE COMPONENTS
TABLE OF CONTENTS
Applications ...........................................................2
Connections ........................................................ 2-3
3.5mm Jack Steering Wheel Control Retention
....3
Installing the AXDIS-GMLN31 ................................. 4
Programming the AXDIS-GMLN31 ......................... 4
Steering Wheel Control Settings (SWC)........... 5-7
LED Feedback .......................................................5
Changing Radio Type ..........................................5
Remapping the
SWC
............................................... 6
Dual Assignment Instructions......................... 7-8
Troubleshooting.....................................................8
GM Data Interface with SWC 2019-2023
•
Non-amplified models only
• Provides accessory power (12-volt 10-amp)
• Retains R.A.P. (retained accessory power)
• Provides NAV outputs (parking brake, reverse, speed sense)
• Retains audio controls on the steering wheel
• Rearview camera retention
• Retains balance and fade
• Micro-B USB updatable
• AXDIS-GMLN31 interface • AXDIS-GMLN31 harness
• 16-pin harness with stripped leads
• Female 3.5mm connector w/stripped leads
TOOLS REQUIRED
• Wire cutter • Crimp tool • Solder gun
• Tape • Small flat-blade screwdriver
• Connectors (example: butt-connectors, bell caps, etc.)
Visit AxxessInterfaces.com for up-to-date vehicle specific applications.
Product Info
www.MetraOnline.com
MetraOnline.com may be used
to assist with dash assembly
instructions. Simply enter
your Year, Make, Model
vehicle into the vehicle fit
guide and look for the Dash
Kit Installation Instructions.
ATTENTION: With the key out of the
ignition, disconnect the negative battery
terminal before installing this product. Ensure
that all installation connections, especially the
air bag indicator lights, are plugged in before
reconnecting the battery or cycling the ignition
to test this product.
NOTE: Refer also to the instructions included
with the aftermarket radio.
APPLICATIONS (see next page)
