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:
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.
• To avoid break-down or failure to
start the vehicle, maintain a
battery with full crankin ...
Driving at Night
Night driving is more dangerous than day driving because
some drivers are likely to be impaired—by alcohol or
drugs, with night vision problems, or by fatigue.
Night driving tips include:
• ...
Compass Operation
Press the on/off button once to turn the compass
on or off.
There is a compass display in the window in the
upper right corner of the mirror face. The compass
displays a maximum of two character ...