Average Vehicle Speed
This display shows the average speed of the vehicle in miles per hour (mph) or kilometers per hour (km/h). This average is calculated based on the various vehicle speeds recorded since the last reset of this value. The average speed can be reset by pressing SET/CLR while the Average Vehicle Speed display is showing.
See also:
Engine Drive Belt Routing
3.9L V6 Engine
4.6L V8 Engine ...
Onstar.com
The website provides access to
account information, manages the
OnStar subscription, and allows
viewing of videos of each service.
Get subscription plan pricing and
sign up for OnStar Vehicle ...
Driving On Grades
Reduce speed and shift to a lower gear before starting down a
long or steep downgrade. If the transmission is not shifted down, the brakes might
have to be used so much that they would get hot and ...