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To get a detailed description of each category and it's available options, to help you make the correct selection.
Retain Steering Wheel Controls
Keep your factory steering wheel controls with Metra's ASWC-1. Easy to install with an aftermarket radio, easy to program with our auto detect feature.
Replace Factory Radio
Remove that featureless factory radio and install an aftermarket radio with Axxess's radio replacement interfaces and harnesses.
Add Remote Start
Cut down in installation time with Axxess's remote start vehicle specific harnesses.
Add Cameras to Factory Radio
Stay aware of your surroundings and improve safety by adding cameras to your existing factory screen.
Add Amp to Factory Radio
Get the sound quality you're looking for by adding aftermarket amplifiers to your factory radio with Axxess's Add-n-amp option.
Device Connection
Stay safe and connected while driving by installing an Axxess connectivity interface and mobility products.
Digital Signal Processor
Upgrade your sound, keep your factory radio and retain your functions with our versatile digital signal processor.
Override Engine's STOP/START
Override Interface for Ford, Chrysler, Dodge, & Jeep®. Simple install to override or re-engage the stop engine feature!

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< Back AXDSPH-GM30

AXDSPH-GM30

DSP T-Harness Fits GM Models 2019-Up

USA MSRP: $67.99 USD

This vehicle-specific DSP T-harness is designed to offer an “a la carte” option for installers who can use it to fit their unique needs or pair it with one of Axxess’ DSPX or DSPL packages. This harness has easy plug-n-play installation and provides a versatile, cost-effective solution for installers, allowing them to keep less inventory in stock.

Chevrolet (all Non-Amplified models)

  • Blazer 2019-Up ‡ or Ω
  • Camaro 2019-Up † or ‡
  • Cheyenne 2019-2021 † or ‡
  • Colorado (New Style) 2019-Up † or ‡
  • Equinox 2019-Up † or ‡
  • Malibu 2019-Up † or Ω
  • Silverado 2019-2021 † or ‡
  • Traverse 2020-Up † or ‡
  • Volt 2019-Up

GMC (all Non-Amplified models)

  • Acadia 2020-Up Ω
  • Canyon 2019-Up † or ‡
  • Sierra 2019-2021 † or ‡
  • Terrain 2019-Up † or ‡ or Ω

† IOS

‡ IOT

Ω IOU