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Buick Lucerne 2008-2011 Key Codes

The Buick Lucerne 2008-2011 uses key code series G, with 3,632 documented codes spanning the range G0000-G3631. Uses a 10-cut double-sided profile. Set the duplicator to flat-bottom cuts 0.1″ wide. Code is typically stamped on the original key bow or available via the VIN through the dealer. The lock is decodable with 2 Lishi tools. Sign in for the specific match. Bitting data verified as of May 11, 2026.

Code prefix
G
Code range
G0000-G3631
Years
2008-2011
Total codes
3,632
Lishi decodable
Yes (2 tools) (sign in for tool name)
Cuts per key
10
Last verified

Common questions

What key code series does the Buick Lucerne 2008-2011 use?
The Buick Lucerne 2008-2011 uses key code series G, with 3,632 documented codes ranging from G0000-G3631.
Can the Buick Lucerne 2008-2011 lock be decoded?
Yes. A Lishi-style 2-in-1 decoder reads the door or ignition lock without disassembly, revealing the bitting code that can be cross-referenced against this series' key code database. The specific Lishi tool match for this vehicle is available to signed-in locksmiths.
How many cuts does a Buick Lucerne 2008-2011 key have?
10 cuts on a double-sided profile. Each cut position has a depth value documented in the bitting code, which determines the key cutting pattern.
When was the Buick Lucerne 2008-2011 key data last verified?
Bitting data for the Buick Lucerne 2008-2011 was last verified May 11, 2026. Verification timestamps are tracked per series, and updates appear here as locksmiths confirm code accuracy in the field.

Get the full code list. $14.99/mo, 3-day free trial. Sign in to view bittings, depths, and Lishi cut maps for this series.

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