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:
Brake System Messages
BRAKE FLUID LOW
This message is displayed when the brake fluid level is low. See Brake
Fluid.
BRAKES OVERHEATED
This message is displayed when the brakes are becoming overheated.
You may ...
Interior
Like the previous Seville, five occupants fit inside the STS, which has soft
all-leather seats. Heated and ventilated seating is an option. The headliner and
pillars are covered in woven fabric. G ...
Hydraulic Power Steering
Your vehicle has hydraulic power steering. It may require maintenance. See Power
Steering Fluid Power Steering Fluid .
If power steering assist is lost because the engine stops or the power s ...