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:
Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order
to get an accurate reading, the vehicle must be on level ground.
The engine oil dipstick handle is a yellow loop. See En ...
Erasing Speed Memory
The cruise control set speed is
erased from memory by pressing
or if the ignition is turned off. ...
Empty Directory or Folder
If a root directory or a folder exists
somewhere in the file structure that
contains empty folders and no
compressed files in them, the player
advances to the next folder in the
file structu ...