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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.
Add Navigation to Factory Radio
Add iGO Primo Navigation to your OEM radio! You can also add on a reverse camera, an HDMI input for smart device mirroring, and more.
< Back AXTC-LN30


GM Data Interface with SWC 2019-Up

USA MSRP: $200.00 USD

  • Provides retained accessory power (10-amp)
  • Provides illumination, parking brake, reverse, and speed sense outputs
  • Retains warning chimes through an onboard speaker
  • Retains audio controls on the steering wheel
  • Designed to be compatible with all major radio brands
  • Auto detects vehicle type, radio connection, and preset controls
  • Ability to dual assign steering wheel control buttons
  • Retains memory settings even after battery disconnection or interface removal (nonvolatile memory)
  • Designed for non-amplified models, or when bypassing a factory amplifier
  • Retains balance and fade
  • Micro-B USB updatable


  • Blazer 2019-Up (1) (6)
  • Camaro 2019-Up (2) (6)
  • Colorado 2019-Up (2)
  • Equinox 2019-Up (2) (6)
  • Malibu 2019-Up (3) (6)
  • Silverado 2019-Up (2) (6)
  • Volt 2019


  • Acadia 2019-Up (4) (6)
  • Canyon 2019-Up (2)
  • Sierra 1500 2019-Up (2) (6)
  • Terrain 2019-Up (5) (6)


  • XT4 2019-Up

(1) IOT or IOU code radio
(2) IOS or IOT code radio
(3) IOU or IOS code radio
(4) IOU code radio
(5) IOS, IOT, or IOU code radio
(6) For extension use AXEXH-GM30

The radio code can be found in the Service Parts Identification Label located:

Glove box – Equinox/Terrain
QR only (see note) – Acadia/Blazer/Camaro/Canyon/Colorado/Malibu/Sierra/Silverado

Note: Newer model GM vehicles are transitioning to a QR style label. If the Service Parts Identification Label is not located where listed, reference the Vehicle Certification Label on the inside of the driver’s door opening for the QR code.