Axxess ANC-GMH1 ANC Bypass Harness for Select 2014-2024 GM Amplified Audio Systems

The Axxess ANC-GMH1 is an active noise canceling bypass harness for select 2014-2024 amplified GM ANC audio systems across Buick, Cadillac, Chevrolet, and GMC applications. It is used during aftermarket speaker, amplifier, or subwoofer upgrades where the factory ANC system can create unwanted noise or audio interference.

At a Glance

• Active noise canceling bypass harness for select GM amplified ANC systems
• Covers multiple GM RPO audio configurations
• Helps prevent ANC-related noise after speaker or subwoofer upgrades
• Quality connectors for dependable integration
• 1-year limited warranty

System / Fitment Notes

• Designed for select amplified GM ANC audio systems
• Fitment depends on year, model, trim, and RPO audio configuration
• Confirm application with the current Metra vehicle fit guide before installation

Exact Vehicle Compatibility

Find your vehicle below, then match the model year and factory-equipment details in the same row. Factory radio, amplifier, navigation, trim, speaker location, and connector differences can change which installation parts are required. If anything differs, contact MCOR before ordering.

Fitment note: Year and model alone are not always enough to confirm compatibility. Match every factory-equipment qualifier shown for your vehicle, and contact MCOR Automotive if the radio, amplifier, navigation, speaker, camera, trim, or connector details are uncertain.

Installation Notes

• Confirm exact year, make, model, trim level, factory radio, and factory audio system before installation
• Test-fit components and review manufacturer instructions before final assembly
• Additional parts may be required depending on vehicle equipment, radio selection, speaker selection, or wiring configuration
• Professional installation recommended

What’s in the Box

• Axxess ANC-GMH1 bypass harness
• Instruction sheet

Technical Specifications

• Brand: Axxess
• Model: ANC-GMH1
• Product Type: Active Noise Canceling Bypass Harness
• Application: select 2014-2024 amplified GM ANC audio systems across Buick, Cadillac, Chevrolet, and GMC applications
• Compatibility Type: Vehicle-specific ANC bypass
• Factory System: Select amplified GM ANC systems

Identifiers & Packaging

• MPN: ANC-GMH1
• UPC: 086429434572
• Sold As: Each
• Included Components: Axxess ANC-GMH1 bypass harness, Instruction sheet

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Specialists in vehicle audio integration, radio replacement parts, and installation accessories
• 22+ years of professional automotive electronics experience
• Expert support for compatibility verification and proper setup