[Update] Bought a replacement key - now 2016 GMC Sierra 3500 HD won’t turn over

424 views - Last reply: September 05, 2024
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Where do I find the key code to program keys for my 2016 GMC Sierra 3500 HD?

Hello! We've developed a VIN-based tool to help you get your key code for the 2016 GMC Sierra 3500 HD. Check it out here: VIN Key Code Generator.

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Just wanted to say this guide helped with my 2016 GMC Sierra 3500 HD!

My 2016 GMC Sierra 3500 HD is basically useless until I get this code. Fingers crossed.

Trying everything I can to get the key code for my 2016 GMC Sierra 3500 HD.

Trying to avoid reprogramming costs for my 2016 GMC Sierra 3500 HD. This is a lifesaver.

This might finally help me unlock my 2016 GMC Sierra 3500 HD's key code.

This might finally help me unlock my 2016 GMC Sierra 3500 HD's key code.

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