Chevrolet Sonic Owner's Manual: OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services.
The OnStar system status light is next to the OnStar buttons. If the status light is:
- Solid Green: System is ready.
- Flashing Green: On a call.
- Red: Indicates a problem.
Press 
or call 1-888-4-ONSTAR (1-888-466-7827)
to speak to an Advisor.
Press 
to:
- Make a call, end a call, or answer an incoming call.
- Give OnStar Hands-Free Calling voice commands.
- Give OnStar Turn-by-Turn Navigation voice commands. Requires the available Directions and Connections service plan.
Press to connect to a live Advisor
to:
- Verify account information or update contact information.
- Get driving directions. Requires the available Directions and Connections service plan.
- Receive On-Demand Diagnostics for a check of the vehicle’s key operating systems.
- Receive Roadside Assistance.
Press the OnStar Emergency button 
to get a priority connection to an Emergency Advisor available 24/7 to:
- Get help for an emergency.
- Be a Good Samaritan or respond to an AMBER Alert.
- Get assistance in severe weather or other crisis and evacuation routes.
OnStar
...
OnStar Services
Emergency
With Automatic Crash Response, the built-in system can automatically connect
to help in most crashes, even if help cannot be requested.
Press to connect to an Emergency
Advisor. GPS t ...
Other materials:
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 prevent injury.
Warning lights come on when there could be a problem with a vehicle function.
Some ...
Replacing Airbag System Parts after a Crash
Warning: A crash can damage the airbag systems in the vehicle. A damaged
airbag system may not work properly and may not protect you and your passenger(s)
in a crash, resulting in serious injury or even death. To help make sure the
airbag systems are working properly after a crash, have ...
Ball Joint Inspection
Caution: Refer to Vehicle Lifting and Jacking Caution.
Raise the front of the vehicle to allow the front suspension to hang free.
Grasp the tire at the top and the bottom.
Move the top of the tire in an in-and-out motion.
Look for any horizontal movement of the knuckle relativ ...
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