Headlamp High/ Low-Beam Changer
Headlamp High/Low-Beam Changer: Push the turn signal/lane change lever away from you and release, to turn the high beams on.
To return to low beams, push the lever again or pull it toward you and release.

This indicator light turns on in the instrument panel cluster when the high-beam headlamps are on.
See also:
Automatic Transmission Fluid
How to Check Automatic
Transmission Fluid
It is not necessary to check the
transmission fluid level.
A transmission fluid leak is the only
reason for fluid loss. If a leak
occurs, take the v ...
Reporting Safety Defects to the Canadian Government
If you live in Canada, and you
believe that the vehicle has a safety
defect, notify Transport Canada
immediately, and notify General
Motors of Canada Limited. Call
Transport Canada at
1-80 ...
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 ...
