Here are some important points if you decide to pull a trailer:

M/T : Manual transaxle
A/T : Automatic transaxle
DCT : Dual clutch transmission
Maintenance when trailer towing
Weight of the trailerKia Cee'd JD Service Manual: Center Pillar Trim Components and components location
Component Location
[5Door]
1. Center pillar lower trim
2. Center pillar upper trim
[3Door]
1. Rear inner outer trim
2. Center pillar upper trim
...
Kia Cee'd JD Service Manual: Fuel Pump Motor Repair procedures
Removal
1.
Remove the fuel pump.
(Refer to Fuel Delivery System - “Fuel Pump”)
2.
Disconnect the electric pump & sender wiring connector (A).
3.
Remove the fuel feed tube (A) from ...