Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Front Display
The front display is located in the instrument panel in the center of the
speedometer and has four bars to provide distance and system information.
The following describes how the UFRPA front ...
SBZA Detection Zones
The SBZA sensor covers a zone of approximately one lane over from both sides
of the vehicle, 3.5m (11 ft). This zone starts at each side mirror and goes back
approximately 5.0m(16 ft). The heigh ...
Air Quality Sensor
This will allow you to select whether the system will operate at high or low
sensitivity. Only vehicles with the dual zone climate control will have this
option.
Press the MENU/SELECT knob when A ...