This Package Fits The Following Vehicles: 
Chevrolet
Blazer (IOT, IOU) 2019-Up
Camaro (IOS, IOT) 2019-Up
Cheyenne (IOS, IOT) 2019-Up
Colorado (IOS, IOT) 2019-Up
Equinox (IOS, IOT) 2019-Up
Malibu (IOU, IOS) 2019-Up
Silverado (IOS, IOT) 2019-Up
GMC
Acadia (IOU) 2019-Up
Canyon (IOS, IOT) 2019-Up
Sierra 1500 (IOS, IOT) 2019-Up
Terrain (IOS, IOT, IOU) 2019-Up
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AXXESS AXDSPX-GM30
DSP Package with AXDSP-X and T-Harness - GM 2019-Up
GENERAL FEATURES:
Includes a DSP (Digital Signal Processor)
31 Band graphic 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
Designed for non-amplified models
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