The instrument panel vent air flow can be directed up/down or left/right using the vent adjustment lever.
The air flow can also be closed using the vent adjustment lever. To close the instrument panel vents, slide the vent adjustment lever to the LEFT until it clicks.
Hyundai Elantra AD (2016-2020) Owners Manual: Bright-metal maintenance, Underbody maintenance
Bright-metal maintenance
To remove road tar and insects, use a tar remover, not a scraper or other
sharp object.
To protect the surfaces of brightmetal parts from corrosion, apply a coating
of wax or chrome preservative and rub to a high luster.
During winter weather or in coastal area ...
Hyundai Elantra AD (2016-2020) Owners Manual: Checking the Engine Coolant Level
■ 1.6 T-GDI
■ 2.0 MPI
Check the condition and connections of all cooling system hoses and heater hoses.
Replace any swollen or deteriorated hoses.
The coolant level should be filled between the F and the L marks on the side
of the coolant reservoir when the engine is cool.
If the coo ...