Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil and filter changes are required.
See also:
Checking the amount of air conditioner refrigerant and compressor lubricant
When the amount of refrigerant is low, the performance of the air conditioning
is reduced. Overfilling also has a negative impact on the air conditioning system.
Therefore, if abnormal operation i ...
Checking and changing the engine coolant
WARNING:
Do not remove the radiator cap when the
engine is hot. When the engine is hot, the
engine coolant is under pressure and may
erupt through the opening if the cap is
removed. You could be ...
Safety
The Hyundai Sonata is one of only two cars on the market to have received
both a Top Safety Pick designation from the Insurance Institute for Highway
Safety and a five-star overall safety rating f ...