[It Worked!] Anyone know how to get the key code for a 2003 GMC Sierra 1500 Extended?

3829 views - Last reply: January 07, 2025
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How to get my 2003 GMC Sierra 1500 Extended's key code to program replacement keys?

Hello! We've developed a VIN-based tool to help you get your key code for the 2003 GMC Sierra 1500 Extended. Check it out here: VIN Key Code Generator.

Replies (4)

Anyone got tips on key code retrieval for a 2003 GMC Sierra 1500 Extended?

Same problem on my 2003 GMC Sierra 1500 Extended. Watching for any working solutions.

This trick worked for my buddy's 2003 GMC Sierra 1500 Extended. Giving it a go myself.

Still looking for a reliable way to find the key code on my 2003 GMC Sierra 1500 Extended.

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