The vehicle’s front and rear seats have adjustable headrests.The headrests provide comfort for passengers, but more importantly they are designed to help protect passengers from whiplash and other neck and spinal injuries during an accident, especially in a rear impact collision.
WARNING
To reduce the risk of serious injury or death in an accident, take the following precautions when adjusting your headrests:

CAUTION
To prevent damage, NEVER hit or pull on the headrests.
Armrest
Front seat headrestHyundai Tucson (LM) 2010-2015 Service Manual: CVVT Oil Control Valve (OCV) Specifications
Specification
ItemSpecificationCoil Resistance (x)9.4 ~ 10.4 [20°C(68°F)]
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Hyundai Tucson (LM) 2010-2015 Service Manual: AVN Head Unit Repair procedures
Removal
•
Take care not to scratch the center fascia panel and related parts.
•
Eject all the disc before removing the AVN head unit to prevent damaging the CD player's load mechanism.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the haza ...