OnStar Services

See also:

If the Vehicle Is Stuck
Slowly and cautiously spin the wheels to free the vehicle when stuck in sand, mud, ice, or snow. If stuck too severely for the traction system to free the vehicle, turn the traction system off and us ...

Online Owner Center
Online Owner Center (U.S.) — www.gmownercenter.com/buick Information and services customized for your specific vehicle — all in one convenient place. • Digital owner manual, warranty infor ...

Door Locks
To lock or unlock the door from outside the vehicle, press on the Remote Keyless Entry (RKE) transmitter or use the key in the driver door. From inside the vehicle with the doors locked, pull onc ...