KeylessOption 3-Button Key Fob Remote for Chevrolet & GMC M3N-32337100 (2014–2019) — Tested

Replacement 3-button key fob compatible with Chevrolet and GMC vehicles using part numbers M3N-32337100 / 13577771, sold as a fully tested remote that requires dealer or locksmith programming.

When your factory remote is lost, damaged, or no longer communicating, this KeylessOption key fob provides a reliable hardware replacement engineered to match the original 3-button layout used on many Chevrolet and GMC trucks and SUVs. The unit arrives tested and ready to be professionally programmed; it is intended for vehicles with a traditional key ignition (not push-to-start). Tech support is included to assist your installer during the programming process.

Which vehicles and part numbers does this remote fit?

This remote is designed to replace remotes listed as M3N-32337100 and 13577771 and fits a range of Chevrolet and GMC models across multiple years. Confirm compatibility with your vehicle before purchase using the part number or by consulting your locksmith or dealer.

• Compatible part numbers: M3N-32337100 and 13577771
• Common models covered: Chevrolet Colorado, Silverado, Suburban, Tahoe; GMC Canyon, Sierra, Yukon
• Model years typically supported: 2014–2022 for the listed vehicles (verify exact fit)

How is this remote programmed and what support is provided?

Programming must be performed by a dealer or an automotive locksmith; it isn’t a user-programmable unit. KeylessOption includes technical assistance with every purchase to help your installer complete the programming steps successfully.

• Professional programming required—dealer or certified locksmith only
• Tech support available with purchase to guide the installer
• Ensure the installer confirms vehicle compatibility before programming

What functions and limitations should I expect from this fob?

The remote provides standard keyless entry controls in a three-button layout for locking, unlocking, and a third keyed function. It is intended for vehicles with a conventional key ignition; it will not work with push-to-start smart key systems.

• Three-button configuration: lock, unlock, and auxiliary/key function
• Turn-key ignition required—insert key to start the vehicle
• Not compatible with push-to-start/smart key vehicles

What comes with the remote and how reliable is it?

The product ships as a complete replacement remote, fully tested before dispatch. It’s a hardware-only solution; battery installation or replacement may be needed, and programming is handled separately.

• Fully tested replacement remote included with purchase
• Battery may be included or require installation—check product listing
• Manufacturer offers tech support for programming assistance

Who this is for: This key fob is intended for owners of compatible Chevrolet or GMC trucks and SUVs who need a direct hardware replacement for a lost or malfunctioning 3-button remote and who can obtain dealer or locksmith programming. It’s ideal for drivers who want the original button layout and a tested unit backed by technical support, but not for vehicles with push-to-start systems or buyers seeking a user-programmable remote.