See also:

Battery
The battery supplies power to start the engine and operate any additional electrical accessories. - To avoid break–down or failure to start the vehicle, maintain a battery with full cranking ...

Rear Compartment Fuse Block (CTS-V Coupe and Sedan)
The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block. The vehicle may not be equi ...

Filling a Portable Fuel Container
WARNING Never fill a portable fuel container while it is in the vehicle. Static electricity discharge from the container can ignite the fuel vapor. You can be badly burned and the vehicle da ...