Hyundai Elantra AD (2016-2020) Owners Manual: Good Driving Practices
Never take the vehicle out of gear and coast down a hill. This is extremely
dangerous.
Don't "ride" the brakes. This can cause the brakes and related parts to
overheat and malfunction. When you are driving down a long hill, slow down and
shift to a lower gear. Engine brak ...
Hyundai Elantra AD (2016-2020) Owners Manual: System Maintenance
Climate control air filter
This filter is installed behind the glove box. It filters the dust or other pollutants
that enter the vehicle through the heating and air conditioning system.
Have the climate control air filter replaced by an authorized HYUNDAI dealer
according to the maintenance ...