High-Beam On Light
This light comes on when the high-beam headlamps are in use.
See Headlamp High/Low-Beam Changer for more information.
See also:
Tire Messages
SERVICE TIRE MONITOR SYSTEM
On vehicles with the Tire Pressure Monitor System (TPMS), this message displays
if a part on the TPMS is not working properly. The tire pressure light also flashes
and ...
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 v ...
Doing Your Own
Service Work
WARNING!
It can be dangerous to work on
your vehicle if you do not have
the proper knowledge, service
manual, tools, or parts. Always
follow owner manual procedures
and consult the service ...