Kia Sedona: Engine START/STOP button
Starting the engine
Illuminated ENGINE START/STOP buttonRecommended engine coolant
When adding coolant, use only deionized water or soft water for your vehicle
and never mix hard water in the coolant filled at the factory. An improper coolant
mixture can result in serious m ...
Thermostat Repair procedures
Removal
Removal of the thermostat may have an adverse effect, causing
a reduction in cooling efficiency. Do not remove the thermostat, even
if the engine tends to o ...