PRX-CAD-5B6 | Cadillac | 25943676, 25943677 | M3N5WY7777A | 36448259755

This Cadillac car key blank (PRX-CAD-5B6) is designed for 2008-2015 Cadillac CTS and 2008-2011 Cadillac STS models. It features advanced technology, premium materials, and a sleek design for durability and seamless integration. With an FCC number M3N5WY7777A, CR2032 battery, and 315 MHz frequency, it offers reliable 5-button remote control functionality including lock, unlock, panic, remote start, and trunk open. It weighs 1.44 ounces and includes an emergency key insert.

Product Description

Cadillac PRX-CAD-5B6 5-Button Remote Key Fob

Compatibility with Cadillac CTS & STS (2008-2015)

Product Overview & Key Features

The Cadillac PRX-CAD-5B6 remote key fob is designed for seamless integration with your Cadillac vehicle, offering reliable keyless entry and remote start functionalities. Crafted with advanced technology and premium materials, this key fob ensures durability and long-lasting performance. Its sleek, ergonomic design features a 5-button layout that includes lock, unlock, panic, remote start, and trunk release functions. The remote operates at 315 MHz with high-frequency capability for optimal signal strength. It is lightweight at just 1.44 ounces, measuring 3.1 x 1.5 x 0.8 inches for convenient handling and storage. An emergency key insert provides a backup in case of remote failure.

Compatibility & Fitment

Vehicle Fitment By Year Make and Model:

  • Cadillac CTS: 2008-2015
  • Cadillac STS: 2008-2011

Exclusions & Known Non-Fits:

  • Not compatible with models outside the specified years or those with different remote configurations.
  • Verify existing remote or key to confirm compatibility.

OEM / Part Numbers & Regulatory IDs

OEM Part Numbers:

  • PRX-CAD-5B6

FCC ID:

  • M3N5WY7777A

IC / Manufacturer ID:

  • 36448259755

Alternate/Superseded Part Numbers:

  • Not applicable

Technical Specifications

Frequency & Modulation:

  • 315 MHz, High Frequency

Chip/Immobilizer Type:

  • Compatible with vehicle immobilizer system

Keyway/Blade Profile:

  • Emergency metal key insert included

Battery Type & Replacement:

  • CR2032 coin cell; replace as needed

Buttons & Functions Map:

  • Lock, Unlock, Panic, Remote Start, Trunk

Programming & Cutting Options

Professional programming required; DIY programming not supported.

Key cutting requires a compatible blank blade; included uncut blade for dealership or locksmith cutting.

What’s Included In The Box

  • Key remote unit with integrated electronics
  • Uncut metal blade for cutting
  • Battery (CR2032)

Fitment Verification & How To Confirm

  • Confirm by matching FCC ID (M3N5WY7777A) with your existing remote
  • Check OEM part number and remote configuration
  • Verify vehicle year, make, and model
  • Production date and trim considerations may influence compatibility

Installation / Programming Steps (Summary)

  • Pre-Programming Checks: Ensure vehicle is in accessory mode
  • Pairing/Programming Outline: Typically requires professional or dealer programming; follow specific vehicle procedures
  • Post-Programming Test: Verify remote operation and vehicle response

Troubleshooting & Common Issues

  • Won’t Enter Programming Mode: Confirm vehicle is in the correct mode; check battery
  • Remote Works, Engine Won’t Start: Confirm proper programming and immobilizer compatibility
  • Range/Signal Problems: Check battery and proximity; replace remote if necessary

Full Key Replacement Programming/Cutting Service By Nationwide Low Rate Locksmith

How Our Mobile Service Works: We come to you for key cutting and programming.

What’s Included: Fully programmed remote with cut key.

Save Up To 50% Compared To the Dealer.

Schedule Your On-Site Appointment: Contact us today.

Proof Of Ownership Is Required.

Nationwide Coverage & Availability.

Service Satisfaction Guarantee.

Warranty & Returns

Coverage & Timeframe: 12-month warranty on remote and programming.

Conditions: Unused, uncut keys eligible for return.

RMA Process Overview: Contact customer support for return authorization.

Shipping & Handling

Processing Times: 1-2 business days.

Shipping Options: Standard, expedited, and same-day where available.

Packaging & Security: Secure packaging to prevent damage during transit.

Why Buy From Us

100% OEM-Grade Assurance: Quality guaranteed to match original parts.

Secure Checkout & Expert Support: Dedicated customer service.

Locksmith/Dealer Partnerships: Reliable service network.

Related Products & Accessories

  • Replacement shells and cases
  • Batteries (CR2032)
  • Key blades for cutting
  • Key fob programming tools

Legal & Ownership Disclaimers

Proof of ownership required for key services.

Anti-theft and regional compliance policies apply.

Ensure your vehicle’s remote matches these specifications before purchase. For assistance, consult your vehicle’s current key or contact our support team.

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Compatibility

Product Summary: PRX-CAD-5B6 Cadillac
Product Title PRX-CAD-5B6 | Cadillac
Model PRX-CAD-5B6
Supported Brands, OEM Part Numbers, FCC ID, IC Cadillac
25943676, 25943677
FCC Number: M3N5WY7777A
IC: —
Form Factor Remote Head (implied by 5-Button Remote Control)
Frequency, Chip, Keyway, Battery, Buttons Frequency: 315 MHz
Buttons: 5 (lock, unlock, panic, remote start, trunk open)
Battery: CR2032
Programming Requirement, DIY Programming, Cutting Requirement
What’s Included Remote control with 5 buttons, Emergency key insert, Battery (implied)
Compatibility Summary Years: 2008–2015; Brands: Cadillac; Models: CTS, STS; Sample: Cadillac CTS (2008–2015)
Exclusions
Alternate / Superseded Parts
Fitment Verification Tips Verify compatibility via FCC number, OEM part numbers, and model-year list; ensure vehicle supports 315 MHz remote system.
Troubleshooting Flags
Service Offering
Warranty / Returns, Shipping Summary, Proof of Ownership, Compliance Notes

Full Programming/Cutting Service By Low Rate Locksmith

Low Rate Locksmith ships all products directly from our main office located in Sacramento, CA. This ensures that you receive high-quality service and prompt delivery for all your needs, including the 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

Q: Does the key blank come with a battery? A: Yes, the key blank includes a CR2032 battery for immediate use. Q: Can I program the key myself? A: No, professional programming is required for this key blank to ensure it functions correctly with your vehicle. Q: How do I know if this key blank is compatible with my car? A: Compatibility can be confirmed through the FCC ID and your vehicle’s model year. Refer to the compatibility list provided. Q: What services does Low Rate Locksmith offer? A: They offer key cutting and programming services, ensuring your new key works properly with your vehicle. Q: What should I do if my key doesn’t work after programming? A: Contact Low Rate Locksmith for assistance; they can troubleshoot and rectify any issues with the key. Q: Is there a warranty on the key blank? A: The key blank comes with an 18-month warranty for peace of mind. Q: Can I return the key blank if it doesn’t work? A: Returns are only accepted if the package is unopened. It’s crucial to verify compatibility before purchasing.

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