Generally, if you have a trailer attached to your vehicle, you should not park your vehicle on a hill. People can be seriously or fatally injured, and both your vehicle and the trailer can be damaged if unexpectedly roll down hill.
WARNING - Parking on a hill
Parking your vehicle on a hill with a trailer attached could cause serious injury or death, should the trailer break loose.
Do not apply the accelerator pedal to hold the vehicle on an uphill.
However, if you ever have to park your trailer on a hill, here is how to do it:
1. Pull the vehicle into the parking space. Turn the steering wheel in the direction of the curb (right if headed down hill, left if headed up hill).
2. If the vehicle has a manual transaxle, place the car in neutral. If the vehicle has an automatic transaxle, place the car in P (Park).
3. Set the parking brake and shut off the vehicle.
4. Place chocks under the trailer wheels on the down hill side of the wheels.
5. Start the vehicle, hold the brakes, shift to neutral, release the parking brake and slowly release the brakes until the trailer chocks absorb the load.
6. Reapply the brakes, reapply the parking brake and shift the vehicle to R (Reverse) for manual transaxle or P (Park) for automatic transaxle.
7. Shut off the vehicle and release the vehicle brakes but leave the parking brake set.
WARNING - Parking brake
It can be dangerous to get out of your vehicle if the parking brake is not firmly set.
If you have left the engine running, the vehicle can move suddenly.You or others could be seriously or fatally injured.
When you are ready to leave after parking on a hill
1. With the manual transaxle in Neutral or automatic transaxle in P (Park), apply your brakes and hold the brake pedal down while you:
2. Slowly remove your foot from the brake pedal.
3. Drive slowly until the trailer is clear of the chocks.
4. Stop and have someone pick up and store the chocks.
Kia Cee'd JD Owners Manual: Hazardous driving conditions
When hazardous driving conditions are
encountered such as water, snow, ice,
mud, sand, or similar hazards, follow
these suggestions:
Drive cautiously and allow extra distance
for braking.
Avoid sudden braking or steering.
When braking with non-ABS brakes
pump the brake pedal with ...
Kia Cee'd JD Owners Manual: Applying the parking brake
To apply the EPB (electric parking
brake):
Pull up the EPB switch.
Make sure the warning light comes on.
✽ NOTICE
On a steep incline or when pulling a
trailer if the vehicle does not stand still,
do as follows:
1. Apply the EPB.
2. Pull up the EPB switch for more than
3 seconds.
...