Z83 ✓ Factory-verified

Hummer · Regular Production Option

Chassis package, solid smooth ride

Years 2003–09 Models 1 Factory citations 2

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Also documented for CadillacChevroletGMCOldsmobile

Documented applications

H2 and H2 SUT — GMT820 (2003–2009) →

• 2003–2009 ✓ Factory-verified
  ⛭ GM factory document — 2003 hummer h2 rpo code list, p.1.

  ⛭ GM factory document — 2009 hummer h2 rpo code list, p.1.

This page aggregates every documented appearance of Z83 in the Hummer reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.