Buick Rainier 2004-2007 Key Codes

The Buick Rainier 2004-2007 uses key code series S, with 9,711 documented codes spanning the range S000A-S999K. 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 a Lishi tool — sign in for the specific match. Bitting data verified as of May 8, 2026.

Code prefix
S
Code range
S000A-S999K
Years
2004-2007
Total codes
9,711
Lishi decodable
Yes — sign in for tool name
Cuts per key
10
Last verified

Common questions

What key code series does the Buick Rainier 2004-2007 use?
The Buick Rainier 2004-2007 uses key code series S, with 9,711 documented codes ranging from S000A-S999K.
Can the Buick Rainier 2004-2007 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 Rainier 2004-2007 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 Rainier 2004-2007 key data last verified?
Bitting data for the Buick Rainier 2004-2007 was last verified May 8, 2026. Verification timestamps are tracked per series, and updates appear here as locksmiths confirm code accuracy in the field.

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