See also:

Engine Speed Limiter
This feature prevents the engine speed from reaching an unsafe level. If the level is too high, the throttle closes or limits the fuel supply until the engine speed returns to a safe level. ...

Refreshed design, inside and out
With overall dimensions slightly increased, the new STS conveys more of the design flair that has become a Cadillac signature. Up front, the dual-textured, multi-faceted grille first seen on the S ...

For Better and Worse
Without a doubt, the ATS feels a lot like the recently redesigned 3 Series sedan, with comparable attributes inside as well. The backseat has almost a half-inch more legroom than the 3 Series, but ...