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.
Push 
or call 1-888-4-ONSTAR (1-888-466-7827)
to speak to an Advisor.
Push 
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.
Push 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 on the vehicle’s key operating systems.
- Receive Roadside Assistance.
Push 
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 crisis assistance and evacuation routes.
See also:
Shifting Into Park
WARNING
It can be dangerous to get out of the vehicle if the shift lever is not fully
in P (Park) with the parking brake firmly set. The vehicle can roll. If you have
left the engine running, t ...
LaCrosse Super
The LaCrosse Super is distinguished from its sibling models with a new
exterior appearance that is highlighted by a new waterfall grille, new hood and
a new front fascia that incorporates a lower ...
Accessories and Modifications
When non-dealer/non-retailer accessories are added to
the vehicle, they can affect vehicle performance and
safety, including such things as airbags, braking, stability,
ride and handling, emissi ...