See also:

STEP ON BRAKE TO RELEASE PARK BRAKE
This message is displayed if you attempt to release the electric parking brake without the brake pedal applied. See Parking Brake for more information. ...

Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks. Each bulletin contains instructions to assist in the diagnosis ...

Convenience Net
For vehicles with a convenience net, it is located in the trunk and used to store small loads. The net should not be used to store heavy loads. Attach the loops on each side of the net to the hooks ...