Reactivation for Subsequent Owners
Push 
and follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
Starting the Engine Using Remote
Start
To start the engine using the remote
start feature:
1. Aim the RKE transmitter at the
vehicle.
2. Press and release .
3. Immediately after completing
Step 2, press and hold until
the turn ...
Introduction
The names, logos, emblems,
slogans, vehicle model names, and
vehicle body designs appearing in
this manual including, but not limited
to, GM, the GM logo, BUICK, the
BUICK Emblem, and LACR ...
Check Gas Cap Light
If your vehicle has this
light, it will come on if
your gas cap is not
securely fastened. ...