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:
Engine Oil Change
When the CHANGE ENGINE OIL SOON message displays, have the engine oil and filter
changed within the next 1 000 km/600 mi. If driven under the best conditions, the
engine oil life system might not ...
Park Tilt Mirrors
If the vehicle is equipped with
memory mirrors, there is an option
to have the mirrors tilt down, when
in R (Reverse), to more easily see
the ground near the vehicle.
When the vehicle is shif ...
Power Lumbar
On vehicles with power lumbar, the control is located on
the outboard side of the front seats.
For vehicles with a two-way lumbar control, press the
control top or bottom to increase or decreas ...
