{"product_id":"mechanmagic-replacement-key-fob-for-chrysler-300-dodge-charger-challenger-m3n-40821302-5-button-433mhz-pre-assembled","title":"MechanMagic Replacement Key Fob for Chrysler 300 \u0026 Dodge Charger\/Challenger (M3N-40821302) 5‑Button, 433MHz, Pre‑Assembled","description":"\u003cp\u003e\u003cstrong\u003eMechanMagic’s M3N-40821302 replacement key fob is a pre‑assembled, 5‑button smart key remote designed to work with push‑button Chrysler 300 and select Dodge models from 2011–2018.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis non‑OEM, logo‑free key fob arrives with the battery and internal electronics installed and is tested before shipping. It transmits on 433 MHz, matches FCC ID M3N-40821302, and fits vehicles that originally used part numbers such as 5026676AH\/AC. Note: it only works with push‑to‑start systems and requires professional programming by a dealer or locksmith.\u003c\/p\u003e\n\n\u003ch3\u003eWhich cars will this MechanMagic key fob fit?\u003c\/h3\u003e\n\u003cp\u003eThis remote is built to replace the original smart key units used on specific Chrysler and Dodge push‑button models. Check your vehicle’s original key FCC ID or part number to confirm compatibility before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChrysler 300: 2011–2018\u003c\/li\u003e\n  \u003cli\u003eDodge Charger: 2011–2018\u003c\/li\u003e\n  \u003cli\u003eDodge Challenger: 2015–2018\u003c\/li\u003e\n  \u003cli\u003eDodge Dart: 2014–2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s included and how is the remote prepared?\u003c\/h3\u003e\n\u003cp\u003eThe MechanMagic key fob ships fully assembled with its electronics and a 3V lithium coin battery installed so it’s ready for professional programming. The unit is pre‑tested to ensure the transmitter and buttons function before it leaves the warehouse.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre‑installed electronics and battery (coin\/button cell, 3V lithium)\u003c\/li\u003e\n  \u003cli\u003e5 functional buttons for lock, unlock, trunk, panic, and remote start where supported\u003c\/li\u003e\n  \u003cli\u003eTested transmitter at 433 MHz matching FCC ID M3N-40821302\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I get the key fob programmed to my car?\u003c\/h3\u003e\n\u003cp\u003eProgramming requires specialized tools and security access, so a dealer or an experienced automotive locksmith must perform the process. Self‑programming is not supported for this model, and you should bring proof of ownership to the service appointment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eService needed: dealership or qualified locksmith\u003c\/li\u003e\n  \u003cli\u003eBring vehicle title or registration and identification\u003c\/li\u003e\n  \u003cli\u003eAllow time for immobilizer sync and remote testing after programming\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there limitations or important notes before buying?\u003c\/h3\u003e\n\u003cp\u003eThis is an aftermarket (non‑OEM) replacement and is supplied without any manufacturer logo. It is compatible only with vehicles equipped with a push‑button start—traditional keyed ignition systems are not supported.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNon‑OEM product; no factory logo included\u003c\/li\u003e\n  \u003cli\u003eSupports only push‑start vehicles—does not work with regular key models\u003c\/li\u003e\n  \u003cli\u003eVerify compatibility using FCC ID M3N-40821302 or your vehicle’s original part number\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Drivers of Chrysler 300 and compatible Dodge models who need a ready‑to‑program replacement fob without OEM branding. It’s ideal for owners replacing a lost or damaged smart key, shops stocking replacement remotes, or buyers seeking an affordable, pre‑tested alternative that a dealer or locksmith can program to match the vehicle’s security system.\u003c\/p\u003e\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 key fob come ready to use out of the box?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, electronics and a 3V lithium battery are pre-installed, but professional programming is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this unit be used with a regular keyed ignition?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, it only supports vehicles with a push‑button start system, not regular key ignitions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MechanMagic","offers":[{"title":"Default Title","offer_id":48087283466398,"sku":"B09J2M9VM6","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/mechanmagic-key-fob-front-view_d58d0e37-6f4a-41cd-97f8-dde47bee40bb.jpg?v=1785920270","url":"https:\/\/northtrailauto.ca\/products\/mechanmagic-replacement-key-fob-for-chrysler-300-dodge-charger-challenger-m3n-40821302-5-button-433mhz-pre-assembled","provider":"North Trail Auto","version":"1.0","type":"link"}