
These have one position for use (up) and a stowed position (down).

They can be removed and are interchangeable side to side.
To remove a head restraint:
pull the head restraint upwards to the stop, then, press the lug A .
Never drive with the head restraints removed; they must be in place and correctly adjusted.
Chevrolet Sonic. Engine Compartment Fuse Block
LUV and LUW Engines
The engine compartment fuse block is on the driver side of the vehicle, near
the battery.
Caution
Spilling liquid on any electrical component on the vehicle may damage it.
...
Chevrolet Sonic. Radio Controls with Touchscreen
The infotainment system is operated by using the pushbuttons, menus shown on
the display, and steering wheel controls.
Turning the System On or Off
(Power): Press and hold to turn
the radio on ...
Chevrolet Sonic. Radio Controls without Touchscreen
The buttons used to control the radio are:
P /VOL: Press to turn the radio on and off.
RADIO/BAND: Press to choose between AM, FM, and SiriusXM®, if equipped.
Push/MENU/TUNE Knob: Turn to navigate ...