See also:

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 ...

REPLACE BATTERY IN REMOTE KEY
This message displays when the battery in the Remote Keyless Entry (RKE) or keyless access transmitter needs to be replaced. To replace the battery, see “Battery Replacement” under Remote K ...

Jump Starting
For more information about the vehicle battery, see Battery. If the vehicle battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to ...