Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push 
to try the call again or try again after driving a few miles into another cellular area.
See also:
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to
contain additives that help prevent engine and fuel system deposits from forming,
allowing the emission control syste ...
Washer Fluid Messages
WASHER FLUID LOW ADD FLUID
This message displays when the windshield washer fluid is low. Fill the windshield washer fluid reservoir as soon as possible. See Engine Compartment Overview on page 10 ...
Cruise Control Light
For vehicles equipped with cruise control, this light comes on whenever the cruise control is set.
The light goes out when the cruise control is turned off. See Cruise Control on page 9‑63 fo ...