06-07 Cts-V with the ls2 v8 takes roughly 6 quarts of full synthetic 5w-30. Mobil 1 I recommended
6 quarts
Seven qts with the 2.8 engine
11 qouets
If its a 3.6 that would hold 6 quarts of oil. Preferably synthetic.
Yhu will be good wid about 2 or 2.5 bottles Jo
The 2005 Cadillac CTS has 24 valves.
The 2009 Cadillac CTS has 24 valves.
The 2014 Cadillac CTS has 16 valves.
The 2006 Cadillac CTS has 24 valves.
The 2010 Cadillac CTS has 24 valves.
The 2003 Cadillac CTS has 24 valves.
The 2011 Cadillac CTS has 24 valves.