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:
Heated and Ventilated Front Seats
WARNING
If you cannot feel temperature change or pain to the skin, the seat heater may
cause burns even at low temperatures. To reduce the risk of burns, people with such
a condition should ...
Third Row Seats
If the vehicle has a third row seat, the seatback can be folded, and the entire
seat can be tumbled or removed from the vehicle. ...
Adaptive cruise control
The XLR will be among the first vehicles with adaptive cruise control (ACC).
While not a substitute for full driver attention, this system greatly expands
the convenience of cruise control. ACC us ...