See also:

Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Move the turn signal lever all the way up or down to signal a turn. Raise or lower the lever until t ...

DVD Display Error Messages
The DVD display error message depends on which radio the vehicle has. The video screen may display one of the following: Disc Load/Eject Error or Mechanical Error: There are disc load or eject pr ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has ch ...