OnStar
Keys and LocksCompass
The vehicle may have a compass display in the Driver Information Center (DIC).
The compass receives its heading and other information from the Global Positioning
System (GPS) antenna, StabiliTrak, and vehicle speed information.
Avoid covering the GPS antenna, located on the roof, for long perio ...
Trip Odometer
The trip odometer measures the distance the vehicle has been driven since the
function was last reset.
Press the reset stem in the lower right of the tachometer to toggle between the
odometer and the trip odometer. To reset the trip odometer to zero, press and hold
the reset stem while the ...
SIR Service Precautions
General Service Instructions
Warning: When performing service on or near the SIR components
or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling
and Enabling . Failure to observe the correct procedure could cause deployment
of the SIR components, person ...