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" width=19
height=17 id="_x0000_i1807" src="images/books/1183/10/index.2.gif" border=0>, and an
Advisor can run a check.
See also:
Engine Exhaust
WARNING
Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled.
Exposure to CO can cause unconsciousness and even death.
Exhaust may enter the vehicle if:
- The vehicle idle ...
MAXIMUM # ELECTRONIC
KEYS LEARNED
If the vehicle has the keyless
access system, this message
displays when the maximum
number of transmitters have been
learned. See the Keyless Access
information for Remote Keyless
Entry ( ...
Emergency
With Automatic Crash Response, the built-in system can automatically connect
to help in a crash even if you cannot ask for it.
Push to connect to an Emergency Advisor. GPS technology is used to id ...