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:
Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats.
The mode or selected gear is shown in the instrument cluster
P (Park): This position locks the drive wheels ...
DIC Compass
Your vehicle may have a compass in the Driver
Information Center (DIC). The information below
explains how to operate this feature in the DIC.
If your vehicle has a compass in the mirror, see
C ...
DIC Operation and Displays
The DIC has different displays which can be accessed by using the DIC buttons
on the turn signal lever, located on the left side of the steering wheel. The DIC
displays trip, fuel, and vehicle sys ...
