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 
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Advisor can run a check.
See also:
Weight of the Trailer
How heavy can a trailer safely be?
It depends on how the rig is used.
For example, speed, altitude, road grades, outside temperature and how much
the vehicle is used to pull a trailer are all i ...
Fuel Gauge
When the ignition is on, the fuel gauge shows about how much fuel the vehicle
has left in the tank.
An arrow on the fuel gauge indicates the side of the vehicle the fuel door is
on.
The gauge ...
All-new interior design
An all-new sophisticated, luxurious interior incorporates a clean, sculpted
contemporary design featuring genuine materials, fabrics and low-gloss, tactile
surfaces.
Refinements include dual-fir ...