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: Care of seat belts
Seat belt systems should never be disassembled
or modified. In addition, care
should be taken to assure that seat belts
and belt hardware are not damaged by
seat hinges, doors or other abuse.
WARNING
When you return the rear seatback
to its upright position after
the rear seatback ...
Kia Cee'd JD Service Manual: Rear Door Trim Components and components location
Component Location
1. Rear door trim
...