See also:

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

SERVICE BRAKE SYSTEM
This message displays, while the ignition is on, when the brake fluid level is low. The brake system warning light on the instrument panel cluster also comes on. See Brake System Warning Ligh ...

Washer Fluid Messages
WASHER FLUID LOW ADD FLUID This message displays when the vehicle is low on windshield washer fluid. Refill the windshield washer fluid reservoir as soon as possible. See Washer Fluid for ...