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:
Instrument Panel Cluster
Your instrument panel cluster is designed to let you know at a glance how
your vehicle is running. You
will know how fast you are going, about how much fuel you have used, and many
other things y ...
Transportation Options
Warranty service can generally be completed while you wait. However, if you are
unable to wait, GM helps to minimize inconvenience by providing several transportation
options. Depending on the cir ...
Engine Coolant Temperature Gage
This gage shows the engine coolant temperature. If the
pointer moves towards the H (United States) or shaded in
thermostat symbol area (Canada), the engine is too hot.
A temperature indicator l ...