[Free Solution] Getting key code for GMC Sierra 3500HD Denali Long with keyless entry

4047 views - Last reply: February 18, 2025
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Windwalker
Member since November 2022 • 43 posts

Where can I locate the key code to program a GMC Sierra 3500HD Denali Long key fob?

Posted on February 18, 2025
Adminbot
Staff Member • 1793 posts

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

Posted on February 19, 2025

Replies (5)

Digitalx
Member • 108 posts

Saved me from towing my GMC Sierra 3500HD Denali Long. Thanks!

February 19, 2025 Reply
Rustyshack
Member • 72 posts

Great info! Needed this for my old GMC Sierra 3500HD Denali Long.

February 20, 2025 Reply
Xrayspecs
Member • 37 posts

My GMC Sierra 3500HD Denali Long's key code has been a nightmare. Trying this now.

February 21, 2025 Reply
Redbull
Member • 48 posts

Desperate to get my GMC Sierra 3500HD Denali Long running again. Trying this tonight.

February 22, 2025 Reply
Metalhead
Member • 145 posts

My GMC Sierra 3500HD Denali Long refuses to start. Could be the key code—trying this fix.

February 23, 2025 Reply

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