Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty
See also:
Manual Rearview Mirror
Adjust the inside rearview mirror for a clear view of the area behind your
vehicle. To avoid glare of the headlamps from behind, push the tab forward for
daytime and pull it for nighttime use.
Ve ...
Transmission Messages
DIFFERENTIAL HOT, REDUCE
SPEED (CTS-V ONLY)
This message displays and a
chime sounds if the differential
fluid temperature exceeds 150°C
(300°F). Driving aggressively or
at high speeds can ...
Keys
WARNING!
Leaving children in a vehicle with
the ignition key is dangerous for
many reasons. Children or others
could be badly injured or even
killed. They could operate the
power windows or ...






