Chevrolet Sonic Owner's Manual: Automatic Headlamp System
When it is dark enough outside and the exterior lamp control is in the automatic position, the headlamps come on automatically. See Exterior Lamp Controls.
The vehicle has a light sensor on top of the instrument panel. Make sure it is not covered, or the headlamps will be on when they are not needed.
The system may also turn on the headlamps when driving through a parking garage or tunnel.
Lights On with Wipers
If the windshield wipers are activated in daylight with the engine on, and the
exterior lamp control is in AUTO, the headlamps, parking lamps, and other exterior
lamps come on. The transition time for the lamps coming on varies based on wiper
speed. When the wipers are not operating, these lamps turn off. Move the exterior
lamp control to 
or
to disable this feature.
Daytime Running Lamps (DRL)
DRL can make it easier for others to see the front of your vehicle during the
day. Fully functional DRL are required on all vehicles first sold in Canada.
This indicator light turns on in the ins ...
Hazard Warning Flashers
(Hazard Warning Flasher): Press
and momentarily hold this button to make the front and rear turn signal lamps flash
on and off. This warns others that you are having trouble. Press and momentar ...
Other materials:
Turning the System On or Off
/VOL (Power/Volume): Press to turn
the system on and off.
Automatic Switch-Off
If the infotainment system is on after the ignition is turned off, the system
will turn off automatically after 10 minutes.
Volume Control
/VOL (Power/Volume): Turn to adjust
the volume.
(Phone/Mute): For ve ...
Tire Dismounting and Mounting (Match Mounting)
Match mounting is required on any wheel/tire assembly not within RFV specification.
Important: If a wheel/tire assembly is not within the RFV specification
after match mounting, the tire must be returned to the tire manufacturer.
All wheel weights should be removed prior ...
Cooling Fan Description and Operation (LWE, LUW)
System Overview
The engine cooling fan system is composed of one cooling fan, 2 relays, the engine
control module (ECM), and the associated wiring. The cooling fan assembly includes
1 resistor mounted in the cooling fan shroud. The cooling fan resistor may be a
stand alone compon ...
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