{"product_id":"pac-swi-cp2-universal-steering-wheel-control-interface-can-bus-analog-adapter-with-usb-flashing","title":"PAC SWI-CP2 Universal Steering Wheel Control Interface — CAN-bus \u0026 Analog Adapter with USB Flashing","description":"\u003cstrong\u003ePac SWI-CP2 preserves your vehicle's factory steering wheel controls when installing an aftermarket radio, supporting analog and CAN-bus systems.\u003c\/strong\u003e\n\nReplacing a factory head unit shouldn't mean losing the convenience and safety of steering wheel controls. The Pac SWI-CP2 (ControlPRO) is a universal interface module that translates your vehicle's resistive or data-bus steering wheel signals into commands an aftermarket receiver can understand. Designed for modern vehicles with CAN, GMLAN, and Class II networks, this compact module aims to simplify installation and restore native button functionality quickly.\n\n\u003ch3\u003eHow will the SWI-CP2 work with my aftermarket radio?\u003c\/h3\u003e\n\u003cp\u003eThe SWI-CP2 converts factory steering wheel inputs—whether resistive (analog) or data-bus—into standard outputs compatible with most aftermarket receivers. It supports both direct DIP-switch configuration and PC flash programming for precise receiver mapping.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOutputs compatible with nearly all popular aftermarket head units\u003c\/li\u003e\n  \u003cli\u003eSelectable wiring modes for analog or data-bus systems\u003c\/li\u003e\n  \u003cli\u003eUSB PC flashing for custom receiver presets\u003c\/li\u003e\n  \u003cli\u003eButton learning mode allows manual mapping if needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does installation and setup take?\u003c\/h3\u003e\n\u003cp\u003eThe SWI-CP2 is engineered to reduce installation time compared with similar interfaces. Basic installations can be plug-and-play using the provided wiring harness and recommended DIP switch layout, while advanced setups use the ControlPRO apps for quick vehicle lookups or direct flashing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play wiring where applicable\u003c\/li\u003e\n  \u003cli\u003eDIP-switch presets available from the ControlPRO Web-APP\u003c\/li\u003e\n  \u003cli\u003ePC flashing via USB for one-step configuration\u003c\/li\u003e\n  \u003cli\u003eButton learning to finalize custom mappings in minutes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat configuration options are available for different vehicles?\u003c\/h3\u003e\n\u003cp\u003eConfiguration is flexible: choose DIP switches guided by the ControlPRO lookup, flash settings from a PC using the ControlPRO application, or teach buttons manually. The mobile and desktop apps cover most popular vehicle makes and models to provide the correct settings quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVehicle lookup and recommended switch settings via Android, iOS, or Web apps\u003c\/li\u003e\n  \u003cli\u003eDirect flash for PC users with USB connection\u003c\/li\u003e\n  \u003cli\u003eFallback button-learning procedure for custom setups or unsupported models\u003c\/li\u003e\n  \u003cli\u003e2A 12V ACC output for data-bus accessory control when required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work with modern vehicle networks like CAN and GMLAN?\u003c\/h3\u003e\n\u003cp\u003eYes—the SWI-CP2 supports a wide range of modern electronic architectures, including CAN bus and GMLAN systems. It is built to coexist with complex vehicle networks so steering wheel functions continue to operate after head unit replacement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with CAN, GMLAN, Class II, and resistive steering systems\u003c\/li\u003e\n  \u003cli\u003eDesigned to avoid interference with factory networks\u003c\/li\u003e\n  \u003cli\u003eSoftware and DIP-switch options to match network protocols\u003c\/li\u003e\n  \u003cli\u003eLearning mode for edge-case or custom vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nThe Pac SWI-CP2 is aimed at car audio installers, DIY enthusiasts, and anyone upgrading their factory radio who wants to keep steering wheel controls intact. It’s especially useful when working with recent model vehicles that use CAN or GMLAN networks, or when installers want a faster, more predictable configuration workflow using ControlPRO apps and USB flashing. If you need a compact, versatile interface that supports multiple configuration routes and minimizes installation time, the SWI-CP2 is built for that role.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the SWI-CP2 support CAN-bus vehicles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The SWI-CP2 supports CAN, GMLAN, Class II, and resistive steering wheel systems for modern vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I configure the module without a computer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Configure via DIP switches using the ControlPRO app lookup or use the onboard button-learning procedure without a PC.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PAC","offers":[{"title":"Default Title","offer_id":48081054990494,"sku":"B01KX8QWAU","price":90.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/pac-swi-cp2-front-module.jpg?v=1785795563","url":"https:\/\/northtrailauto.ca\/products\/pac-swi-cp2-universal-steering-wheel-control-interface-can-bus-analog-adapter-with-usb-flashing","provider":"North Trail Auto","version":"1.0","type":"link"}