2021 GMC Sierra 3500 HD Smart Key Fob PN: 13584513

Important: Some key fobs may look identical but have different internal components. If there are multiple versions of your key fob, you must verify the part number and FCC ID listed in the specifications to ensure compatibility. If only one option exists for your vehicle, VIN verification is not required.

⚠️ When to Provide Your VIN:

If you’re unsure or if multiple versions exist for your model, we recommend verifying with your VIN. You can enter it in the checkout note field, and we will verify it for you before processing your order.

GMC

• Acadia (2017-2023)
• Sierra 2500 HD (2020-2020)
• Sierra 3500 HD (2020-2021)
• Terrain (2018-2020)