Your vehicle uses a roof antenna to receive AM or/and FM broadcast signals.
When reinstalling your roof antenna, it is important that it is fully tightened and adjusted to the upright position to ensure proper reception.
Antenna Repair procedures
Removal
1.
Remove the roof trim assembly.
(Refer to Body - "Roof Trim Assembly")
2.
Disconnect the roof antenna connectors (A).
3.
Remove the roof antenna (A) after loosening a nut (B).
...
Forward and backward adjustment (2nd row seat for SXL package)
The headrest may be adjusted forward or backward by pulling the lower part of
the headrest forward or backward to the desired detent in the direction of the arrow.
Adjust the headrest so that it ...