{"product_id":"pac-gm1a-r-radiopro-advanced-gm-radio-replacement-interface","title":"PAC GM1A-R RadioPRO Advanced GM Radio Replacement Interface","description":"\u003ch2\u003ePAC GM1A-R RadioPRO Advanced\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eGM1A-R is for supported GM radio-replacement jobs where the factory chimes and amplifier need to stay in the system, but steering-wheel-control retention is handled through an optional compatible interface rather than built into this model.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThat makes GM1A-R a different architecture from GM1A-RS and GM1A-RST. Do not choose between them by price alone; the vehicle’s retained-feature requirements decide the correct part.\u003c\/p\u003e\u003ch3\u003eWhere It Fits\u003c\/h3\u003e\u003cp\u003eUse GM1A-R only where current PAC application data specifies this exact interface. Confirm the factory radio, Bose\/non-Bose system, OnStar requirement, steering-wheel-control plan and data-bus generation before quoting.\u003c\/p\u003e\u003ch2\u003eManufacturer Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e PAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e GM1A-R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct family:\u003c\/strong\u003e RadioPRO Advanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e GM radio replacement interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent PAC price:\u003c\/strong\u003e $249.00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetained functions:\u003c\/strong\u003e Chimes and supported factory amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteering-wheel controls:\u003c\/strong\u003e Connection provided for an optional compatible SWC retention interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle coverage:\u003c\/strong\u003e Select General Motors applications; verify exact current PAC application\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e this is not interchangeable with GM1A-RS\/RST or later GM interfaces. Exact OEM radio\/audio\/network configuration is required before quoting.\u003c\/p\u003e","brand":"PAC","offers":[{"title":"GM1A-R — GM Chime\/Amp Retention Radio Interface","offer_id":51789133349097,"sku":"GM1A-R","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0311\/8134\/0811\/files\/pac-gm1a-r.png?v=1788366192","url":"https:\/\/smscaraudio.com\/products\/pac-gm1a-r-radiopro-advanced-gm-radio-replacement-interface","provider":"SMS Car Audio","version":"1.0","type":"link"}