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The Pontiac GTO 2004-2006 uses key code series H, with 3,000 documented codes spanning the range H1-H3000. Uses a 10-cut external-track profile. Set the duplicator to flat-bottom cuts 0.08″ wide. The lock is decodable with a Lishi tool. Sign in for the specific match. Bitting data verified as of May 10, 2026.
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