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:
Cupholders
Cupholders are in the center console for the front passengers. Press down on
the access door release to open and use the front cupholders. Push the door back
down to close it. Push down and then b ...
Questions and Answers About Safety Belts
Q: Will I be trapped in the vehicle after a crash if I am wearing a safety belt?
A: You could be— whether you are wearing a safety belt or not. Your chance of
being conscious during and after a cra ...
Adjusting the Equalizer (EQ)
If the radio has this feature, the EQ
can be adjusted between talk and
manual.
To choose an EQ setting:
1. Press the TUNE/TONE knob.
2. Select EQ.
3. Select Talk or Manual.
4. Press the Back ...