This Chrysler/Dodge key blank (FCC ID: M3N-40821302, Chip ID: 46, Frequency: 433 MHz) is a reliable backup for keyless entry systems. It’s compatible with various 2011-2020 Chrysler and Dodge models, features a compact design (3.15 x 1.57 x 0.79 inches, 1.41 ounces), and includes a CR2 battery and pre-installed electronics for immediate use.
Product Description
Product Overview & Key Features
Model Remote: PRX-CHRY-3B4
Primary Functions: Keyless entry remote compatible with Chrysler, Dodge, and Jeep vehicles, featuring reliable signal transmission and pre-installed electronics for seamless operation.
Compatibility & Fitment
Vehicle Fitment By Year, Make, and Model:
- 2011-2018 Chrysler 300
- 2011-2018 Dodge Charger
- 2015-2018 Dodge Challenger
- 2014-2016 Dodge Dart w Prox
- 2011-2020 Dodge Journey
Exclusions & Known Non-Fits:
Please verify your existing key’s FCC ID and part number for compatibility. Not suitable for models outside the specified years or configurations.
OEM / Part Numbers & Regulatory IDs
OEM Part Numbers: 68066349AD, 68066349AG
FCC ID: M3N-40821302
IC / Manufacturer ID: 36448255733
Alternate/Superseded Part Numbers: N/A
Technical Specifications
Frequency (MHz) & Modulation: 433 MHz, Analog/Digital (supports reliable signal transmission)
Chip/Immobilizer Type: ID 46 chip, compatible with vehicle immobilizer systems
Keyway/Blade Profile: Uncut blade, ready for cutting to your vehicle’s specifications
Battery Type & Replacement: 1 x CR2 battery (included) – replace when necessary for optimal function
Buttons & Functions Map: Typically includes lock, unlock, and trunk release buttons; confirm with your existing remote for exact layout
Programming & Cutting Options
Professional Programming Required: Yes, must be programmed by a qualified locksmith or dealer
DIY/On-Board Programming Not Supported: This remote does not support self-programming
Key Cutting Requirements: Uncut key blade included; needs to be cut to match your vehicle’s key profile
What’s Included In The Box
- Key Remote Unit (PRX-CHRY-3B4)
- Uncut Blade for cutting to fit your vehicle
- Battery (CR2)
Fitment Verification & How To Confirm
- VIN/Part-Match Checklist: Confirm vehicle compatibility and existing key FCC ID and part number match the specifications
- Compare Existing Key: Verify FCC ID (M3N-40821302) and OEM part numbers
- Production Date/Trim Considerations: Ensure your vehicle’s key profile and immobilizer system are compatible with this remote
Installation / Programming Steps (Summary)
- Pre-Programming Checks: Verify vehicle compatibility and existing key info
- Pairing/Programming Outline (High-Level): Program the remote with a professional locksmith or dealer using vehicle-specific procedures
- Post-Programming Test Checklist: Confirm remote functions (lock/unlock/trunk) and start vehicle
Troubleshooting & Common Issues
- Won’t Enter Programming Mode: Ensure vehicle is in correct mode; consult a professional
- Remote Works, Engine Won’t Start: Verify programming and immobilizer compatibility
- Range/Signal Problems: Check battery and proximity to vehicle; reprogram if necessary
Full Key Replacement Programming/Cutting Service By Nationwide Low Rate Locksmith
- How Our Mobile Service Works: On-site key cutting and programming at your location
- What’s Included: Fully programmed key with cut blade
- Save Up To 50% Compared To the Dealer: Competitive pricing for quality service
- Schedule Your On-Site Appointment: Contact us to arrange a visit
- Proof Of Ownership Is Required: Vehicle registration or title needed
- Nationwide Coverage & Availability: Service available across regions
- Service Satisfaction Guarantee: We stand behind our work with warranties
Warranty & Returns
- Coverage & Timeframe: 12 months for programming and workmanship
- Conditions (Uncut/Unused): Returns accepted if uncut and unused
- RMA Process Overview: Contact support for return authorization
Shipping & Handling
- Processing Times: Typically 1-2 business days after order confirmation
- Shipping Options: Standard, expedited, and same-day services available
- Packaging & Security: Discreet and secure packaging to prevent damage
Why Buy From Us
- 100% OEM-Grade Assurance: Genuine parts and professional quality
- Secure Checkout & Expert Support: Safe purchasing experience with dedicated customer service
- Locksmith/Dealer Partnerships: Trusted network for reliable service and parts
Related Products & Accessories
- Replacement Shells & Cases: Customizable remote covers
- Batteries & Blades: Spare batteries and uncut blades for DIY cutting
- Key Fob Programmers: Devices for programming compatible remotes
Legal & Ownership Disclaimers
- Proof Of Ownership & Anti-Theft Policy: Required for programming services
- Regional Compliance Notes: Complies with regional vehicle and radio frequency regulations
*Ensure your existing key’s FCC ID and part number match before purchase to guarantee compatibility.*
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Compatibility
| Product Summary: PRX-CHRY-3B4 | |
|---|---|
| Product Title | PRX-CHRY-3B4 |
| Model | M3N40821302 |
| Supported Brands, OEM Part Numbers, FCC ID, IC | Chrysler/Dodge 68066349AD, 68066349AG M3N-40821302 36448255733 |
| Form Factor | Proximity / Key Blank |
| Frequency, Chip, Keyway, Battery, Buttons | Frequency: 433 MHz Chip ID: 46 Battery: 1 CR2 (included) |
| Programming Requirement, DIY Programming, Cutting Requirement | — |
| What’s Included | Pre-installed Electronics, Battery (CR2) |
| Compatibility Summary | Years: 2011–2020 Brands: Chrysler, Dodge Models: 300, Charger, Challenger, Dart, Journey Sample: Chrysler 300 (2011–2018) |
| Exclusions | — |
| Alternate / Superseded Parts | — |
| Fitment Verification Tips | Verify compatibility via OEM part numbers and vehicle model/year; check VIN if necessary. |
| Troubleshooting Flags | — |
| Service Offering | — |
| Warranty / Returns, Shipping Summary, Proof of Ownership, Compliance Notes | — |
Full Programming/Cutting Service By Low Rate Locksmith
We ship our products directly from our main office in Sacramento, CA. At Low Rate Locksmith, we ensure fast and reliable delivery. For more information about our location, including services like Low Rate Locksmith proudly offers Nationwide Mobile Key Replacement designed to bring speed, convenience, and peace of mind right to your doorstep. Whether you’ve lost your keys, need a spare, or require advanced programming for smart keys and fobs, our certified technicians are available 24 hours a day, seven days a week. With mobile units stationed across the country, we guarantee a fast response time and on-site service, saving you the hassle and expense of a dealership visit. Our affordable prices, nationwide coverage, and expert solutions make Low Rate Locksmith the trusted choice for drivers everywhere. Wherever you are, whenever you need us, we’ll get you back on the road quickly and securely.
FAQ's
1. **What vehicles is this key blank compatible with?**
This car key blank is compatible with Chrysler 300, Dodge Charger, Dodge Challenger, Dodge Dart w Prox, and Dodge Journey models from 2011-2020.
2. **Is this key blank ready to use right out of the package?**
No, this is a blank key and needs to be cut and programmed by a professional locksmith to work with your vehicle.
3. **Can I program this key myself?**
No, programming requires professional tools and expertise, which Low Rate Locksmith can provide.
4. **What type of battery does this key use?**
The key requires a CR2 battery, which is included in the package.
5. **How can I get the key cut and programmed?**
You can contact Low Rate Locksmith for their mobile services, where they will come to your location to cut and program the key.
6. **What if I need more than one key?**
Low Rate Locksmith can program up to 8 key fobs for the same vehicle, ensuring you have enough spares.
7. **How long does the programming and cutting process take?**
The process is quick and efficient, typically completed within a short visit by Low Rate Locksmith’s professionals.
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