
AXDSPX-GL10
INSTALLATION INSTRUCTIONS
AxxessInterfaces.com  © COPYRIGHT 2023 METRA ELECTRONICS CORPORATION  REV. 5/12/23 INSTAXDSPX-GL10
Google Play Store
Apple App Store
iOS 12.1 or higher
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 Options
 ...............................................2
Installation .............................................................2
Connections ........................................................3-4
Mobile App ........................................................5-13
Specifications ....................................................... 14
GM DSP Interface With Pre-Wired Harness 
2016-2019
•  Designed for non-amplifed models
•  Includes a DSP (Digital Signal Processor)
•  31 Band graphic EQ or 5 Band Parametric EQ
•  10 individually assignable outputs
•  Independent equalization on each of the 10 outputs
•  Independent high pass, low pass, and bandpass filters
•  Each channel can be delayed independently up to 10ms
•  Clipping detection and limiting circuits
•  Retains factory parking sensor chimes
•  Retains OnStar
®
 voice prompts
•  Adjustable chime level
•  Easy behind the radio installation with pre-wired harness
•  Bass knob included for level control of subwoofer amp
•  Settings adjusted via Bluetooth
®
 in a smart device application (tablet 
or mobile phone), compatible with both Android and Apple devices
•  Read, write, and store configurations for future recall
•  Password protect feature available in the mobile app
•  Micro-B USB updatable
• AXDSPX-GL10 interface
• AXDSPX-GL10 interface harness
• AXDSPX-GL10 vehicle T-harness • Bass knob
APPLICATIONS
Visit axxessinterfaces.com for current application list.
Visit AxxessInterfaces.com for more  
detailed information about the product  
and up-to-date vehicle specific applications