Heated Mirrors
For vehicles with heated mirrors:
(Rear Window Defogger): Press to heat the mirrors. If the vehicle has a towing mirror, only the upper glass of the mirror is heated.
The lower convex part of the towing mirror is not heated.
Depending on the vehicle's features, see “Rear Window Defogger” under Climate Control Systems (with Air Conditioning) on page 8‑1 or Climate Control Systems (with Heater Only) on page 8‑4 or Dual Automatic Climate Control System on page 8‑5 for more information.
See also:
Door Locks
To lock or unlock a door manually:
• From the inside use the door lock knob on the window sill.
• From the outside turn the key toward the front or rear of the vehicle, or press the
or
but ...
Store a Name Tag for Speed Dialing
1. Push System responds: “OnStar
ready.”
2. Say “Store.” System responds: “Please say the number you would like to store.”
3. Say the entire number without pausing. System responds: ...
Grade Braking (6-Speed Automatic Transmission)
The Grade Braking shift modes can be activated by pressing the button on the end of the shift control lever.
While in Range Selection Mode, Grade Braking is deactivated allowing the driver to select ...