Introduction
This manual provides essential instructions for the USARemote Key Fob Replacement, designed for specific 2019-2020 GMC Sierra and Chevrolet Silverado vehicles. It covers product overview, compatibility, programming requirements, operation, maintenance, and specifications to ensure proper use and functionality.
Product Overview
The USARemote Key Fob is a replacement keyless entry remote. It features a durable, non-logo aftermarket shell and comes with a pre-installed battery and internal electronics, ready for professional programming.

Image Description: A front view of the USARemote key fob, showcasing its four primary buttons: Lock (closed padlock icon), Unlock (open padlock icon), Remote Start (circular arrow icon), and Panic (red horn icon). The fob has a chrome finish on the sides and a black button panel.

Image Description: A back view of the USARemote key fob, displaying its textured black surface and chrome-finished sides. This view highlights the robust construction of the replacement shell.
Key Features:
- Pre-Installed Battery: The remote includes a battery and all necessary internal electronics, ready for programming.
- Durable Build: Constructed with a high-quality aftermarket shell designed for daily use and longevity.
- Fob Only: This product is the keyless entry fob only. The physical key blade for your vehicle's door or ignition is not included and must be reused from your original key or obtained separately.
Compatibility
This replacement key fob is compatible with specific vehicle models. It is crucial to verify your vehicle's year, make, and model against the information below to ensure proper fitment and functionality.

Image Description: A graphic indicating vehicle compatibility. It clearly states "CHEVROLET 2019 - 2020 Chevrolet Silverado" and "GMC 2019 - 2020 GMC Sierra" against a background of a classic car, confirming the models this key fob is designed for.
Compatible Vehicles:
- Chevrolet Silverado: 2019, 2020 models
- GMC Sierra: 2019, 2020 models
Important: Confirm your vehicle's details using your insurance card, vehicle registration, owner's manual, driver-side door jam sticker, or vehicle title records.

Image Description: This image displays the key fob alongside informational labels. The labels highlight that the product is a "Complete key fob with electronics and a battery," requires "Professional programming," is a "New, never used replacement part," and lists the "Part Numbers: M3N-32337200, 22881479."
Part Numbers:
- M3N-32337200
- 22881479
Setup and Programming
This key fob requires professional programming to function with your vehicle. It cannot be self-programmed.
Programming Requirements:
- Professional Programming: The key fob must be programmed by a qualified automotive locksmith or a dealership.
- No Self-Programming: Attempting to self-program this device will not be successful.
Contacting a local automotive locksmith is generally the most cost-effective option for programming services.

Image Description: This image shows the key fob with graphical elements suggesting support resources. It includes icons for "Program Videos" (YouTube logo) and "Technical Support" (chat bubble icon), indicating where users might find assistance or further information regarding programming.
Operation
Once professionally programmed, the key fob will provide keyless entry and remote start functionalities for your compatible vehicle. The buttons on the fob perform the following actions:
- Lock Button (Closed Padlock): Press once to lock all vehicle doors.
- Unlock Button (Open Padlock): Press once to unlock the driver's door, press twice to unlock all doors.
- Remote Start Button (Circular Arrow): Press and hold to remotely start the vehicle (if equipped). Refer to your vehicle's owner's manual for specific remote start procedures.
- Panic Button (Red Horn): Press and hold to activate the vehicle's alarm system. Press again to deactivate.
Maintenance
The key fob comes with a pre-installed lithium metal battery. The battery life will vary depending on usage. When the remote's range decreases or it becomes unresponsive, the battery may need replacement.
Battery Replacement:
- Carefully open the key fob casing. Refer to your vehicle's owner's manual or a reputable online guide for specific instructions on opening your key fob model without causing damage.
- Note the type and orientation of the existing battery. The product specifications indicate it uses a Lithium Metal battery.
- Remove the old battery and insert a new one of the same type and orientation.
- Close the key fob casing securely.
Note: Improper battery replacement can damage the key fob. If unsure, seek assistance from a professional.
Troubleshooting
If your key fob is not functioning as expected after professional programming, consider the following:
- Fob Not Responding:
- Ensure the battery is correctly installed and not depleted.
- Verify that the fob was programmed correctly by the locksmith or dealership. Re-programming may be necessary.
- Check for potential signal interference from other electronic devices.
- Reduced Range:
- This often indicates a low battery. Replace the battery as described in the Maintenance section.
- Vehicle Not Responding to Remote Start:
- Ensure all vehicle doors are closed, the hood is latched, and the transmission is in Park.
- Verify that your vehicle is equipped with remote start functionality and that it is enabled.
For persistent issues, contact the professional who programmed your key fob or refer to your vehicle's owner's manual.
Specifications
| Brand | USARemote |
| Model Numbers | M3N-32337200, 22881479 |
| Manufacturer Part Number | USAR-GCM-7200-4B-RS-CHROME-1X |
| Compatible Vehicles | 2019-2020 Chevrolet Silverado, 2019-2020 GMC Sierra |
| Buttons | 4-Button (Lock, Unlock, Remote Start, Panic) |
| Battery Type | 1 Lithium Metal battery (included) |
| Item Weight | 28.3 g (1 Ounce) |
| Package Dimensions | 7.62 x 7.62 x 5.08 cm |
Warranty and Support
This product is an aftermarket replacement part. For specific warranty information, please refer to the terms provided at the point of purchase. For technical support regarding programming or functionality, it is recommended to contact the automotive locksmith or dealership that performed the programming.
Legal Disclaimer: This is an aftermarket part.





