Highbeam 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:
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 ...
Power Door Locks
On vehicles with power door locks, the switches are
located on the front doors.
(Unlock): Press to unlock the
doors.
(Lock): Remove the key from the
ignition and press
to lock the doors. ...
Recommended Fuel
If the vehicle has a 2.4L L4 engine (VIN Code C), use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly r ...
