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Metra - AXXESS Amplifier Integration Interface for Select GM Models 2014-2020 Vehicles - Multi

Model: AXAMP-GM9
SKU: 6678156

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About This Item

Retain the factory audio system functionality when upgrading your radio with this Metra AXXESS amplifier integration interface. Designed for select GM vehicles from 2014–2020, this interface allows seamless integration of an aftermarket radio with the factory‑installed amplifier, preserving sound quality and system performance. Easy to install, it provides a reliable solution for maintaining factory amplification while modernizing your vehicle’s audio system.
  • General
    • Brand: Metra
    • Model Number: AXAMP-GM9
    • Product Name: AXXESS Amplifier Integration Interface for Select GM Models 2014-2020 Vehicles
    • Color: Multi
  • Compatibility
    • Vehicle Compatibility: 2014-2020 Select GM Models
    • Vehicle Type Compatibility: Automobile
    • Product Compatibility: Amplifier
    • Product Type: Interface
  • Dimensions
    • Product Height: 3 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Length: 7.5 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
    • Product Width: 6 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Weight: 1.9 pounds (The out of box weight of the item.)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: Not applicable
  • Other
    • UPC: 086429514915

Retain the factory audio system functionality when upgrading your radio with this Metra AXXESS amplifier integration interface. Designed for select GM vehicles from 2014–2020, this interface allows seamless integration of an aftermarket radio with the factory‑installed amplifier, preserving sound quality and system performance. Easy to install, it provides a reliable solution for maintaining factory amplification while modernizing your vehicle’s audio system.

  • Compatible with select GM vehicles 2014–2020: Designed to integrate aftermarket radios in supported GM models.
  • Designed for non‑amplified systems: Interfaces with vehicle systems that do not use a factory amplifier.
  • High‑voltage audio output: Provides 6 channels of 5‑volt RMS audio, including non‑fading full‑range output on channels 5 and 6.
  • Simple plug‑and‑play installation: Installs easily behind the radio with no cutting or programming required.
  • Factory feature retention and control: Includes chime level adjustment, amp turn‑on trigger (250 mA DC), dual‑colored LED feedback light, and a 2‑channel front S/PDIF output.
  • Complete integration components: Includes amplifier integration interface, bass knob, extension harnesses, and a vehicle‑specific T‑harness for a comprehensive installation.
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Pros for Metra - AXXESS Amplifier Integration Interface for Select GM Models 2014-2020 Vehicles - Multi
There were no pros for this productThere were no pros for this productThere were no pros for this productSteering Wheel Controls, Ease of use, Overall Performance, Compatibility, Installation
Cons for Metra - AXXESS Amplifier Integration Interface for Select GM Models 2014-2020 Vehicles - Multi
There were no cons for this productThere were no cons for this productThere were no cons for this productPrice, Backup Camera

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