See also:

Engine coolant
The high-pressure cooling system has a reservoir filled with year round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once ...

Handling and Braking
Considering it’s one of the least expensive affordable small cars in the class, the 2011 Kia Rio handles very well. Test drivers report that its ride is smooth and stable, and the cabin is quiet ...

Transfer case (4WD)
Checking or changing transfer case fluid Have transfer case fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. Use only ...