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:
Tire Pressure for
High-Speed Operation
WARNING!
Driving at high speeds, 160 km/h
(100 mph) or higher, puts an
additional strain on tires.
Sustained high-speed driving
causes excessive heat buildup
and can cause sudden tire failur ...
Drunk Driving
Death and injury associated with drinking and driving is a global tragedy.
WARNING
Drinking and then driving is very dangerous. Your reflexes, perceptions, attentiveness,
and judgment can be ...
Storing the Tire Sealant
and Compressor Kit
(Sedan)
The tire sealant and compressor kit
is located in the trunk in one of the
following locations.
A. Tire Sealant and Compressor Kit
B. Foam Container
C. Wing Nut
1. Open the trunk. See Trunk ...