OnStar Overview
EmergencyInformation Displays
Driver Information Center (DIC)
The DIC displays information about the vehicle. It also displays warning messages
if a system problem is detected. See Vehicle Messages on page 5-26. All messages
appear in the DIC display in the instrument cluster.
DIC Operation and Displays
The DIC has differ ...
Fuel
Use of the recommended fuel is an important part of the proper maintenance of
this vehicle. When driving in the U.S. and Canada, to help keep the engine clean
and maintain optimum vehicle performance, we recommend using TOP TIER Detergent
Gasolines.
See www.toptiergas.com for a list of TOP TI ...
Parking Brake
To set the parking brake, hold the brake pedal down and pull up on the parking
brake lever. If the ignition is on, the brake system warning light will come on.
See Brake System Warning Light on page 5-15.
To release the parking brake, hold the brake pedal down. Pull the parking brake
leve ...