8X1 ✓ Factory-verified

Buick · Regular Production Option

Vehicle label, fasten seat belts

Years 2007 Models 1 Factory citations 1

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Also documented for ChevroletGMCPontiac

Documented applications

Terraza — U-body / GMT201 (2005–2007) →

• 2007 ✓ Factory-verified internal
  ⛭ GM factory document — 2007 buick terraza rpo code list, p.1.

This page aggregates every documented appearance of 8X1 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.