{"product_id":"vurkcy-key-fob-replacement-for-cadillac-cts-sts-5-button-m3n5wy7777a-315-mhz-pre-installed-battery","title":"Vurkcy Key Fob Replacement for Cadillac CTS \u0026 STS 5-Button M3N5WY7777A — 315 MHz, Pre‑installed Battery","description":"\u003cstrong\u003eVurkcy's 5-button key fob (M3N5WY7777A) is a full replacement remote for 2008–2015 Cadillac CTS and 2008–2011 STS push-button vehicles that delivers OEM-style functions including lock, unlock, remote start, trunk release, and panic.\u003c\/strong\u003e\n\nThis replacement keyless-entry remote arrives fully assembled with electronics and a pre-installed battery, crafted from durable plastic and professionally tested to match factory operation. It uses the factory frequency (315 MHz) and fits the original button layout—confirming fitment before purchase avoids programming delays. Note that this unit requires professional cutting and dealer or locksmith programming and supports push-button start models only.\n\n\u003ch3\u003eWill this fob work with my Cadillac model?\u003c\/h3\u003e\n\u003cp\u003eCheck the FCC ID (M3N5WY7777A) and the part numbers (P\/N 25943676, 25943677) against your original remote. It's designed specifically for 2008–2015 CTS and 2008–2011 STS vehicles; use the seller's vehicle fitment tool or your vehicle's owner information to confirm compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: 2008–2015 CTS, 2008–2011 STS\u003c\/li\u003e\n  \u003cli\u003eFactory frequency: 315 MHz to match OEM systems\u003c\/li\u003e\n  \u003cli\u003eFits remotes with the same 5-button layout\u003c\/li\u003e\n  \u003cli\u003eVerify original FCC ID and P\/N before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the key fob programmed and installed?\u003c\/h3\u003e\n\u003cp\u003eThis remote does not support self-programming; it must be cut (if a mechanical key is needed) and programmed by a qualified dealer or locksmith. Professional programming ensures the remote communicates with your vehicle's immobilizer and remote-start features properly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBring the vehicle and the new remote to a dealer or automotive locksmith\u003c\/li\u003e\n  \u003cli\u003eProvide vehicle VIN and original remote details for quicker service\u003c\/li\u003e\n  \u003cli\u003eProgramming required for remote start and immobilizer sync\u003c\/li\u003e\n  \u003cli\u003eOnly compatible with vehicles that have push-button start systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality and features can I expect from this replacement?\u003c\/h3\u003e\n\u003cp\u003eManufactured from premium plastic, the Vurkcy remote is shock-resistant and pre-tested with professional locksmith equipment before shipping. It replicates factory functions—lock, unlock, remote engine start, trunk release, and panic—while arriving 100% new with electronics installed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-installed battery for immediate readiness\u003c\/li\u003e\n  \u003cli\u003eProfessional pre-testing guarantees functional output\u003c\/li\u003e\n  \u003cli\u003eDurable casing resists everyday wear and shocks\u003c\/li\u003e\n  \u003cli\u003eMatches the factory remote's button layout and features\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support are included?\u003c\/h3\u003e\n\u003cp\u003eVurkcy backs this key fob with a 24-month warranty and lifetime support to help with functional issues or returns. If the remote arrives non-working or you encounter problems, contact the seller for a free refund or return arrangement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e24-month warranty coverage\u003c\/li\u003e\n  \u003cli\u003eLifetime customer support for fitment or function issues\u003c\/li\u003e\n  \u003cli\u003eFree refund or return if the unit is defective\u003c\/li\u003e\n  \u003cli\u003eContact seller for troubleshooting and replacement guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\nThis replacement remote is ideal for owners of compatible Cadillac CTS and STS vehicles who need a reliable, factory-style remote without sourcing an original OEM unit. It's best for drivers with push-button start systems who can access professional cutting and programming services through a dealer or locksmith, and for anyone who wants a fully tested, warranty-backed key fob to restore remote entry and remote-start convenience.\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 this fob support self-programming?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This fob requires cutting and programming by a dealer or qualified locksmith; self-programming is not supported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will it work with a regular keyed ignition?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This replacement only supports push-button start vehicles, not regular keyed ignition models.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Vurkcy","offers":[{"title":"Default Title","offer_id":48084901036190,"sku":"B0DCNW5RNP","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/vurkcy-key-fob-front-view_43656d07-c22f-49ee-bdc2-ced654648cd0.jpg?v=1785865673","url":"https:\/\/northtrailauto.ca\/products\/vurkcy-key-fob-replacement-for-cadillac-cts-sts-5-button-m3n5wy7777a-315-mhz-pre-installed-battery","provider":"North Trail Auto","version":"1.0","type":"link"}