LZ4 ✓ Factory-verified

Pontiac · Regular Production Option

Engine, gasoline, 6 cylinder, 3.5L, sequential fuel injection, V6, offset bore, GM

Years 2007–09 Models 1 Factory citations 4

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Also documented for ChevroletSaturn

Documented applications

G6 — Epsilon / GMX381 (2005–2010) →

• 2007–2009 ✓ Factory-verified

  shared Epsilon engine; Chevrolet Malibu kit.

  ⛭ GM factory document — 2007 pontiac g6 rpo code list, p.1.

  ⛭ GM factory document — 2008 pontiac g6 rpo code list, p.1.

  ⛭ GM factory document — 2009 pontiac g6 rpo code list, p.1.

  ⛭ GM Heritage factory kit — 2007 Chevrolet Malibu, p.133.

This page aggregates every documented appearance of LZ4 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.