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:
Fuel Gauge
The fuel gauge indicates about how much fuel is left when the ignition is turned
to ON/RUN.
When the tank nears empty, the low fuel warning light will come on. There is
still a little fuel left, but the vehicle's fuel tank should be filled soon. See
Low Fuel Warning Light for more ...
Front Upper Grille Replacement
Front Upper Grille Replacement
Callout
Component Name
Preliminary Procedure
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement.
1
Radiator Upper Grille Assembly Screw (Qty:? ...
Coolant System Flushing
Note:
Do not use a chemical flush.
Store used coolant in the proper manner, such as in a used engine coolant
holding tank.
Do not pour used coolant down a drain. Ethylene glycol antifreeze is
a very toxic chemical.
Do not dispose of coolant into the sewer system or groun ...
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