
AXDSPL-GL9
INSTALLATION INSTRUCTIONS
AxxessInterfaces.com © COPYRIGHT 2024 METRA ELECTRONICS CORPORATION REV. 8/6/24 INSTAXDSPL-GL9
INTERFACE FEATURES
INTERFACE COMPONENTS
TOOLS & INSTALLATION ACCESSORIES REQUIRED
• Crimping tool and connectors, or solder gun,
solder, and heat shrink • Tape • Wire cutter
• Zip ties • Multimeter
TABLE OF CONTENTS
Installation & Installation Options ........................2
Connections ........................................................3-4
Mobile App: Quick Setup ................................... 5-6
Specifications ......................................................... 7
GM DSP Interface with Pre-Wired Harness
2014-2020
• Designed for non-amplifed models
• Includes a DSP (Digital Signal Processor)
• Selectable 15 Band graphic EQ or 5 Band Parametric EQ
• 4 inputs and 6 individually assignable outputs
• Independent equalization for front, rear, and sub
• Selectable low pass, band pass, and high pass filters
• Selectable crossover slopes; 12db, 24db, 36db, 48db
• Each channel can be delayed independently up to 10ms
• Clipping detection and limiting circuits
• Retains factory parking sensor chimes
(Features continued on next page)
• AXDSPL-GL9 interface
• AXDSPL-GL9 interface harness
• AXDSPL-GL9 vehicle T-harness
• Bass knob
APPLICATIONS
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 accessory before installing this device.
Google Play Store
Apple App Store
iOS 12.1 or higher
Visit Axxessinterfaces.com for current application list
www.MetraOnline.com