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:
Certification Label
Label Example
A vehicle-specific Certification label is attached to the lower center pillar
on the driver side of the vehicle or on the rear edge of the driver door. The label
shows the size of ...
Tire Sidewall Labeling
Useful information about a tire is molded into the sidewall. The examples show a typical passenger and light truck tire sidewall.
Passenger (P-Metric) Tire
(A) Tire Size: The tire size code is a c ...
Delayed Entry Lighting
Delayed entry lighting illuminates the interior for a period of time after all the doors have been closed.
The ignition must be off for delayed entry lighting to work. Immediately after all the doors ...





