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:
Memory Features
On vehicles with the memory
package, memory buttons 1 and 2
on the driver door are used to save
and recall memory settings for the
driver seat cushion and seatback,
outside mirrors, and th ...
Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some
action that may be needed to correct a condition. Multiple messages may display
one after the other.
The messages that do ...
Windshield Wiper/Washer
The windshield wiper lever is on the
right side of the steering column.
Sedan and Coupe Model shown
Wagon Model shown
Move the windshield wiper lever to
select the wiper speed.
: Use for ...