LH6 ✓ Factory-verified

Hummer · Regular Production Option

Engine, gas, 8 cylinder, 5.3L, sequential fuel injection, aluminum, cylinder deactivation, high output, GM

Years 2007 Models 1 Factory citations 1

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Also documented for BuickChevroletGMC

Documented applications

H3 and H3T — GMT345 (2006–2010) →

• 2007 ✓ Factory-verified
  ⛭ GM factory document — 2007 hummer h3 rpo code list, p.1.

This page aggregates every documented appearance of LH6 in the Hummer reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.