Catera — V-body (1997–2001) → 1999 ✓ Factory-verified internal ⛭ GM factory document — 1999 cadillac catera rpo code list, p.1.
DTS — G-body (2006–2011) → 2006–2009 ✓ Factory-verified internal ⛭ GM factory document — 2006 cadillac dts rpo code list, p.1. ⛭ GM factory document — 2009 cadillac dts rpo code list, p.1.