Acadia — first generation, Lambda (2007–2017) → 2007–2009 ✓ Factory-verified internal ⛭ GM factory document — 2007 gmc acadia 2wd rpo code list, p.1. ⛭ GM factory document — 2008 gmc acadia 2wd rpo code list, p.1. ⛭ GM factory document — 2009 gmc acadia 2wd rpo code list, p.1.