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, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationSeat Adjustment
WARNING
You can lose control of the vehicle if you try to adjust a driver seat while
the vehicle is moving.
Adjust the driver seat only when the vehicle is not moving.
To adjust a manual seat:
1. Pull the handle at the front of the seat.
2. Slide the seat to the desired position and release ...
Interior Windnoise
Warning: Refer to Assistant Driving Warning in the Preface section.
Interior windnoise is not heard when the window is lowered. Interior
windnoise is caused by the air leaving the inside of the vehicle
through a seal or a seam.
Tape over the relief valves to cause added air pressure wi ...
Using the Navigation System
Use the NAV button on the faceplate or Home Page to access the navigation map.
Press the NAV button again to change between alternative views of the normal
split and full map views.
The Menu screen button at the bottom right side of the display accesses the Navigation
Menu.
The touch-sens ...