Kia K900: Check spark plugs and ignition systemInspect your spark plugs as described in section 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way.
Change to "winter weight" oil if necessary
To keep locks from freezingPower Trunk Non-Opening or Closing Conditions
The power trunk will not open or close automatically, when the vehicle is
moving more than 1.8 mph (3 km/h).
The power trunk can be operated when the engine is not running. However,
the pow ...
Transmitter precautions
The transmitter (or smart key) will not work if any of following occurs:
You exceed the operating distance limit (about 90 feet [30 m]).
The battery in the transmitter (or smart key) is weak.
...
135,000 miles (216,000 km) or 108 months
Rotate tires
Inspect air cleaner filter
Inspect vacuum hose
Inspect air conditioning refrigerant
Inspect brake hoses and lines
Inspect drive shafts and boots
Inspect exhaust pipe and mu ...