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:
Battery Power Protection
This feature helps to prevent
battery drain if accessory lamps
are left on. If accessory lamps such
as the vanity mirror, cargo, reading,
console, or glove box are left on,
they automaticall ...
Fuel
Use of the recommended fuel is an important part of the proper maintenance
of this vehicle. To help keep the engine clean and maintain optimum vehicle
performance, we recommend the use of gasoline a ...
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 ...