STEP ON BRAKE TO RELEASE PARK BRAKE
For vehicles with the electric parking brake, this message displays if you try to release the park brake system without first pressing the brake pedal. See the electric parking brake information under Parking Brake (Electric) or Parking Brake (Manual) for more information.
See also:
Climate Controls
The heating, cooling, and ventilation for the vehicle can be controlled with
this system.
A. Fan Control
B. Power
C. AUTO (Automatic Operation)
D. ZONE
E. Defrost
F. Air Delivery Mode Con ...
ELECTRONIC KEY ALREADY
KNOWN
If the vehicle has the keyless
access system, this message
displays if you try to match a
transmitter that has already been
learned. See the keyless access
information for Remote Keyless
E ...
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...