See also:

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...

Replacing the battery
When the transmitter's battery begins to get weak, it may take several pushes on the button to lock or unlock the doors, and the LED will not light. Replace the battery as soon as possible. B ...

Hyundai Tucson Owner's manual
WARRANTIES FOR YOUR HYUNDAI VEHICLE Please consult your Owner's Handbook & Warranty Information booklet for your vehicle's specific warranty coverage. RESPONSIBILITY FOR MAINTENANCE The ma ...