[Archived] My 2012 GMC Sierra 3500 HD key code is missing - advice?

2385 views - Last reply: November 30, 2024
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Need the key code to program a new key for my 2012 GMC Sierra 3500 HD - help?

Hello! We've developed a VIN-based tool to help you get your key code for the 2012 GMC Sierra 3500 HD. Check it out here: VIN Key Code Generator.

Replies (6)

Appreciate any advice—my 2012 GMC Sierra 3500 HD won’t recognize the key.

I’m in the same boat with my 2012 GMC Sierra 3500 HD. This looks promising.

My 2012 GMC Sierra 3500 HD just sits silent—hoping this changes that.

This thread might save my 2012 GMC Sierra 3500 HD. Thanks everyone!

Been stuck with my 2012 GMC Sierra 3500 HD for weeks. This might be the fix.

Been stuck with my 2012 GMC Sierra 3500 HD for weeks. This might be the fix.

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