See also:

Gasoline Specifications (U.S. and Canada Only)
At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB—3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopentadieny ...

Engine Cover
Engine Cover (CTS) To remove: 1. Remove the oil fill cap (A). 2. Raise the right front corner of the engine cover (B) to release it from the ball stud. 3. Pull the engine cover (B) forward ...

That Thing Got a Supercharger?
Yes, the CTS-V does indeed have a supercharged V-8, but you'd be hard-pressed to know it by listening to the engine. Step on the gas and the most noticeable sound is the burbling exhaust, which qu ...