W49 ✓ Factory-verified

GMC · Regular Production Option

Market brand, Buick

Years 2004, 2006–07 Models 1 Factory citations 3

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Also documented for Buick

Documented applications

Envoy — GMT360 (2002–2009) →

• 2004, 2006, 2007 ✓ Factory-verified internal
  ⛭ GM factory document — 2004 gmc envoy 2wd rpo code list, p.1.

  ⛭ GM factory document — 2006 gmc envoy 2wd rpo code list, p.1.

  ⛭ GM factory document — 2007 gmc envoy 4wd rpo code list, p.1.

This page aggregates every documented appearance of W49 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.