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:
Front End Inflatable Restraint Discriminating Sensor Replacement
Front End Inflatable Restraint Discriminating Sensor Replacement
Callout
Component Name
Warning: Refer to SIR Warning.
Warning: Refer to SIR Inflator Module Handling and Storage
Warning.
Warning: ...
Crankshaft Balancer Replacement
Special Tools
EN-470–B Angular Torque Wrench
EN-49979 Crankshaft Shock Mount Retainer
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove front wheelhouse liner exten ...
Special Tools
Illustration
Tool Number/Description
CH 9127-E
SA 9127-E
Fuel Pressure/Flow Adapter
CH 9182-E
SA 9182-E
Electronic Fuel Injector Tester
...
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