The vehicle’s front and rear seats have adjustable head restraints. The head restraints are designed to help protect passengers from whiplash and other neck and spinal injuries during a collision, especially a rear impact collision. When there are no occupants in the rear seats, adjust the rear head restraints to the lowest height to improve the driver's visibility.
WARNING
To help reduce, the risk of serious injury or death in an accident, take the following precautions when adjusting your head restraints:

WARNING

When passengers are sitting on the rear seats, always raise the head restraints above the lowest stored position.

The driver’s and front passenger’s seats are equipped with adjustable head restraint for the passengers safety and comfort.
Adjusting the height up and down

To raise the head restraint:
1. Pull it up to the desired position 1.
To lower the head restraint:
1. Press and hold the release button 2 on the head restraint support.
2. Lower the head restraint to the desired position 3.
Removal/Reinstallation

To remove the head restraint:
1. Recline the seatback 2 with the seatback angle lever or switch 1. 2. Raise the head restraint as far as it can go.
3. Press the head restraint release button 3 while pulling the head restraint up 4.
WARNING
Never allow anyone to travel in a seat with the head restraint removed.

To reinstall the head restraint:
1. Recline the seatback.
2. Put the head restraint poles 2 into the holes while pressing the release button 1.
3. Adjust the head restraint to the appropriate height.
4. Return the seatback 4 with the seatback angle lever or switch 3.
WARNING
Always make sure the head restraint is locked in place and properly adjusted for the passenger.

The rear seats are equipped with head restraint in all the seating positions for the passenger’s safety and comfort.
Adjusting the height up and down

To raise the head restraint:
1. Pull it up to the desired position 1.
To lower the head restraint:
1. Press and hold the release button 2 on the head restraint support.
2. Lower the head restraint to the desired position 3.
Removal/Reinstallation

To remove the head restraint:
1. Raise the head restraint as far as it can go.
2. Press the head restraint release button 1 while pulling up the head restraint 2.
To reinstall the head restraint:
1. Put the head restraint poles into the holes 3 while pressing the release button 1.
2. Adjust the head restraint to the appropriate height.
Rear SeatsHyundai Tucson (NX4) 2022-2026 Service Manual: General Safety Information and Caution
- General Safety Information and Caution
1.Be careful when driving the vehicle using the smart cruise control system as follows.(1)On curves or inclines/declines • The smart cruise control system may have limits to detect distance to the vehicle ahead due to road and traffic conditions.
• ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Engine coolant temperature gauge
This gauge indicates the temperature
of the engine coolant when the ignition
switch is in the ON position.
NOTICE
If the gauge pointer moves beyond the
normal range area toward the H (Hot)
position, it indicates the engine coolant
is overheating.
Do not continue driving with an
over ...