Chevrolet Sonic Owner's Manual: Instrument Cluster

Warning Lights, Gauges, and Indicators

Warning lights and gauges can signal that something is wrong before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the warning lights and gauges could p ...

Speedometer

The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...

Other materials:

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 ...

CD Player
The CD player can play audio CDs and MP3 CDs. The CD player will not play 8 cm (3 in) CDs. Care of CDs Sound quality can be reduced due to disc quality, recording method, quality of the music recorded, and how the disc has been handled. Handle discs carefully and store them in their original ...

Crankcase Ventilation System Inspection/Diagnosis
Results of Incorrect Operation A plugged positive crankcase ventilation (PCV) orifice or hose may cause the following conditions: Rough idle Stalling or slow idle speed Oil leaks Oil in the throttle body Sludge in the engine Functional Check With thes ...