Buick Encore Owners & Service Manuals

Buick Encore: OnStar Overview

OnStar Overview

Voice Command Button

Blue OnStar Button

Red Emergency Button

This vehicle may be equipped with a comprehensive, in-vehicle system that can connect to an OnStar Advisor for Emergency, Security, Navigation, Connections, and Diagnostics Services. OnStar services may require a paid service plan and data plan. OnStar requires the vehicle battery and electrical system, cellular service, and GPS satellite signals to be available and operating. OnStar acts as a link to existing emergency service providers. OnStar may collect information about you and your vehicle, including location information. See OnStar User Terms, Privacy Statement, and Software Terms for more details including system limitations

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.
  • Off: System is off. Press twice to speak with an OnStar Advisor.

Press   or call 1-888-4ONSTAR (1-888-466-7827) to speak to an Advisor.

Functionality of the Voice Command button may vary by vehicle and region.

Press   to:

  • Open the OnStar app on the infotainment display. See the infotainment manual for information on how to use the OnStar app.


  • Give OnStar Turn-by-Turn Navigation voice commands.
  • Obtain and customize the Wi-Fi hotspot name or SSID and password, if equipped.

Press to connect to an Advisor to:

  • Verify account information or update contact information.
  • Get driving directions.
  • Receive a Diagnostic check of the vehicle's key operating systems.
  • Receive Roadside Assistance.
  • Manage Wi-Fi Settings, if equipped.

Press to get a priority connection to an OnStar 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 situations and find evacuation routes.


     OnStar Services

    Emergency Emergency Services require an active safety and security plan. With Automatic Crash Response, built-in sensors can automatically alert a specially trained OnStar Advisor who is immediately

     OnStar Additional Information

    In-Vehicle Audio Messages Audio messages may play important information at the following times: Prior to vehicle purchase. Press to set up an account. After change in ownership and at 90 days.

     Connected Services


     Vibration analysis - engine/accessory isolation

    Special Tools CH-51450-NVH Oscilloscope Diagnostic Kit (w/NVH) EL-38792-A Electronic Vibration Analyzer (EVA) 2 EL-38792-25 Inductive Pickup Timing Light EL-47955 Multi Diagnostic Interface MDI For equivalent regional tools, refer to Special Tools and Equipment. Test Description The numbers be

     Schematic wiring diagrams

    SPECIFICATIONS Fastener Tightening Specifications SCHEMATIC WIRING DIAGRAMS SIR WIRING SCHEMATICS (ENCORE) Power, Ground, Passenger Presence, Serial Data and Indicators Fig. 1: Power, Ground, Passenger Presence, Serial Data and Indicators Front Air Bags, and Impact Sensors (AY0 or AYF) Fig. 2:

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