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:
Tire Pressure Monitor
Operation
This vehicle may have a Tire
Pressure Monitor System (TPMS).
The TPMS is designed to warn the
driver when a low tire pressure
condition exists. TPMS sensors are
mounted onto each tire and whe ...
Speedometer
Displays a digital speedometer in
the DIC. The speed displays in
either kilometers per hour (km/h) or
miles per hour (mph). To change
the units from English to metric,
see “Units” later in t ...
Passenger Sensing System
The passenger sensing system, if equipped, turns off the front outboard passenger
frontal airbag under certain conditions. No other airbag is affected by the passenger
sensing system.
If the vehi ...