To move up a steep grade from a standing start, depress the brake pedal, shift the shift lever to D (Drive). Select the appropriate gear depending on load weight and steepness of the grade, and release the parking brake. Depress the accelerator gradually while releasing the service brakes.
Good driving practicesKia Cee'd JD Service Manual: Transmission Gear Oil Repair procedures
Inspection
In principle, the transmission oil is maintenance-free, and no exchange
is required.
But it must be inspected and replenished every 4 years or 40,000 miles.
1.
...
Kia Cee'd JD Service Manual: Hands Free Switch Repair procedures
Inspection
Type A
1.
Check the audio remote control switch (A) for resistance between connector
3 and 4 in each switch position.
[Audio]
Switch
Connector
terminal
...