Kia Cee'd JD Owners Manual: Driving on grades
Reduce speed and shift to a lower gear
before you start down a long or steep
downgrade. If you don’t shift down, you
might have to use your brakes so much
that they would get hot and no longer
operate efficiently.
On a long uphill grade, shift down and
reduce your speed to around 70 k ...
Kia Cee'd JD Service Manual: Valve clearance adjustment
Valve Clearance Inspection
And Adjustment
Inspect and adjust the valve clearance when the engine is cold (Engine
coolant temperature : 20°C) and cylinder head is installed on the cylinder
block.
...