Inspect your spark plugs as described in chapter 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way.
Change to "winter weight" oil if
necessary
To keep locks from freezingKia Cee'd JD Owners Manual: Tire chains
Since the sidewalls of radial tires are
thinner, they can be damaged by mounting
some types of snow chains on them.
Therefore, the use of snow tires is recommended
instead of snow chains. Do
not mount tire chains on vehicles
equipped with aluminum wheels; snow
chains may cause damage ...
Kia Cee'd JD Owners Manual: Rocking the vehicle
If it is necessary to rock the vehicle to
free it from snow, sand, or mud, first turn
the steering wheel right and left to clear
the area around your front wheels. Then,
shift back and forth between 1 (First) and
R (Reverse) in vehicles equipped with a
manual transaxle or R (Reverse) and ...