Map lamp and Room lamp
If the LED lamp does not operate, have the vehicle checked by an authorized HYUNDAI dealer.
Map lamp, Room lamp, Vanity mirror lamp and Luggage room lamp
1. Using a flat-head screwdriver, gently pry the lens from the interior light housing.
2. Remove the bulb by pulling it straight out.
3. Install a new bulb in the socket.
4. Align the lens tabs with the interior light housing notches and snap the lens into place.
If the lamps do not operating, have the vehicle checked by an authorized HYUNDAI dealer.
NOTICE
Use care not to dirty or damage lenses, lens tabs, and plastic housings.
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
The cruise control system is engaged by the cruise "ON/OFF"
main switch located on right of steering wheel column. The system has
the capability to cruise, coast, accelerate and resume speed.
It also has a safety interrupt, engaged upon depressing brake or shifting select lever.
...
Hyundai Sonata LF 2014-2019 Owners Manual: Antenna
Shark fin antenna (1)
The shark fin antenna will receive the transmit data.
Glass antenna (2)
Your vehicle uses a glass antenna to receive both AM and FM signals.
NOTICE
Do not clean the inside of the rear window glass with a cleaner or scraper
to remove foreign deposits as this may cause damag ...