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: Shift Lever Repair procedures
Removal
1.
Disconnect the battery negative (-) cable.
2.
Remove the gear boots (A) and then remove the shift lever knob (B) by
rotating counter-clockwise.
3.
Remove the floor console assembly. ...
Kia Cee'd JD Service Manual: ESP Control Module Repair procedures
Removal [LHD]
1.
Turn the ignition switch OFF.
2.
Pull up the lock of the HECU connector (A) , then disconnect the connector.
3.
Remove the brake fluid from the master cylinder reservoir with a ...