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:
Conditions in Which Remote Start
Will Not Work
The remote start will not operate if:
• The key is in the ignition (key
access) or the ignition is in any
position other than OFF (keyless
access).
• The transmitter is in the vehicle
(k ...
Storing a Flat or Spare Tire and
Tools
WARNING:
Storing a jack, a tire, or other equipment in the
passenger compartment of the vehicle could
cause injury. In a sudden stop or collision, loose
equipment could strike someone. Store al ...
Service Parts Identification Label
This label, located either in the glove box or the trunk area, has the following information:
► Vehicle Identification Number (VIN).
► Model designation.
► Paint information.
...