SpecificationsHyundai Elantra AD (2016-2020) Service Manual: Refrigerant Line Repair procedures
Replacement
1.
If the compressor is marginally operable, run the engine at
idle speed, and let the air conditioning work for a few minutes, then
shut the engine off.
2.
Disconnect the negative (-) battery terminal.
3.
Recover the refrigerant with a recovery / charging station.
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Hyundai Elantra AD (2016-2020) Owners Manual: Securing a child restraint with the LATCH anchors system
To install a LATCH-compatible child restraint in either of the rear outboard
seating positions:
1. Move the seat belt buckle away from the lower anchors.
2. Move any other objects away from the anchors that could prevent a secure connection
between the child restraint and the lower anchors.
3 ...