Axxess AXTC-LN30 is a vehicle-specific Total Control radio replacement data interface with built-in steering wheel control retention for select 2019-2023 Chevrolet and GMC vehicles. It is used when replacing the factory radio with an aftermarket radio while retaining supported vehicle functions that may otherwise be lost. At a Glance Built-in steering wheel control retention with Axxess auto-detect technology Provides accessory power where supported by the vehicle application Provides NAV outputs for parking brake, reverse, and speed sense Allows dual assignment of steering wheel control buttons Designed to work with major aftermarket radio brands Micro-B USB updatable for supported firmware updates Designed for non-amplified models or when bypassing a factory amplifier Retains balance and fade Provides 12-volt illumination output System / Wiring Notes Factory feature retention depends on vehicle trim, factory radio, factory amplifier, and original equipment Retained steering wheel controls require proper radio-brand selection and interface programming when applicable Additional dash kit, antenna adapter, camera adapter, USB adapter, or amplifier integration parts may be required for a complete radio installation Verify exact vehicle year, model, trim, factory audio package, and system/RPO codes before purchase Fitment depends on GM RPO codes. Confirm the factory radio RPO code before purchase. Exact Vehicle CompatibilityFind 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. Make Model Years Factory Equipment / Qualifier Application Chevrolet Blazer 2019-2023 RPO code: IOU/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Camaro 2019-2020 With 8" radio, RPO code: IOS/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Camaro 2019-2023 RPO IOS or IOT Data interface with built-in steering-wheel controls Chevrolet Cheyenne 2019-2021 RPO IOS or IOT Data interface with built-in steering-wheel controls Chevrolet Colorado 2019-2022 RPO code: IOS/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Equinox 2019-2023 RPO code: IOS/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Malibu 2019-2024 With 8" radio, RPO code: IOS/IOU; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Silverado 2019-2021 RPO IOS or IOT Data interface with built-in steering-wheel controls Chevrolet Silverado 1500, 2500 HD, 3500 HD 2019-2021 IOS, IOT radio, excluding "WT" trim; Non-amplified factory audio system Radio-replacement data interface for non-amplified system Chevrolet Volt 2019 Non-amplified factory audio system Radio-replacement data interface for non-amplified system GMC Acadia 2019-2022 RPO code: IOU; Non-amplified factory audio system Radio-replacement data interface for non-amplified system GMC Canyon 2019-2022 RPO code: IOS/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system GMC Sierra 2019-2021 RPO IOS or IOT Data interface with built-in steering-wheel controls GMC Sierra 1500 2019-2021 RPO code: IOS/IOT; Non-amplified factory audio system Radio-replacement data interface for non-amplified system GMC Terrain 2018-2022 RPO IOS, IOT or IOU Data interface with built-in steering-wheel controls GMC Terrain 2019-2022 RPO code: IOS/IOT/IOU; Non-amplified factory audio system Radio-replacement data interface for non-amplified system 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 vehicle compatibility and factory audio system before installation Read the current Axxess instructions before wiring or programming the interface Professional installation is recommended for proper radio integration, steering wheel control setup, and retained-feature operation What’s in the Box Axxess AXTC-LN30 interface Vehicle-specific harnessing as supplied by Axxess Installation components as supplied by Axxess Technical Specifications Brand: Axxess Model: AXTC-LN30 Product Type: Radio replacement data interface with steering wheel control retention Application: select 2019-2023 Chevrolet and GMC vehicles Compatibility Type: Vehicle-specific Audio System Support: Non-amplified or factory amplifier bypass applications Update Method: Micro-B USB Identifiers & Packaging MPN: AXTC-LN30 UPC: 086429400126 Sold As: Each Included Components: Data interface and vehicle-specific harnessing 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