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:
Steering Wheel Adjustment
To adjust the steering wheel:
1. Pull the lever down.
2. Move the steering wheel up or down.
3. Pull or push the steering wheel closer or away from you.
4. Pull the lever up to lock the stee ...
Keyless Liftgate Opening
Press the touch pad on the liftgate handle to open the liftgate if the
keyless entry transmitter is within range. ...
Heated Mirrors
The heated outside rearview mirrors turn on when the rear window defogger is
on.
(Rear Window Defogger): This button
is on the climate control panel.
See “Rear Window Defogger” under Dual Automa ...