[Fixed] 2006 GMC Sierra 2500 HD won’t crank after battery died - code needed?

4006 views - Last reply: March 01, 2025
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Need the key code to program a replacement key for my 2006 GMC Sierra 2500 HD

Hello! We've developed a VIN-based tool to help you get your key code for the 2006 GMC Sierra 2500 HD. Check it out here: VIN Key Code Generator.

Replies (4)

I’ll try this and update how it goes with my 2006 GMC Sierra 2500 HD.

My 2006 GMC Sierra 2500 HD's key code has been a nightmare. Trying this now.

Desperate to get my 2006 GMC Sierra 2500 HD running again. Trying this tonight.

I have the same 2006 GMC Sierra 2500 HD and I'm also trying to find the key code.

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