OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationBraking
Braking action involves perception time and reaction time. Deciding to push the
brake pedal is perception time. Actually doing it is reaction time.
Average driver reaction time is about three-quarters of a second. In that time,
a vehicle moving at 100 km/h (60 mph) travels 20m (66 ft), which co ...
Driver Information Center (DIC)
The DIC has different displays, which can be accessed by using the DIC buttons
on the right side of the instrument cluster. The DIC displays trip, fuel, and warning
messages if a system problem is detected.
DIC Buttons
MENU: Press to display the DIC menus.
or
: Use to scroll through th ...
Remote Keyless Entry (RKE) System
See Radio Frequency Statement on page 13-12.
If there is a decrease in the RKE operating range:
Check the distance. The transmitter may be too far from the vehicle.
Check the location. Other vehicles or objects may be blocking the signal.
Check the transmitter's battery.
See “Battery ...