Rear Window Defogger

the rear window defogger on or off. The rear window defogger turns off after about REAR (Rear Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off after about 10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSORY or LOCK/OFF. If turned on again, it runs for about five minutes before turning off.

Do not drive the vehicle until all the windows are clear.

Notice: Do not use a razor blade or sharp object to clear the inside rear window. Do not adhere anything to the defogger grid lines in the rear glass. These actions may damage the rear defogger. Repairs would not be covered by your warranty.

For vehicles with heated seats, see Heated Front Seats on page 3‑9. (Driver and Passenger Heated Seats): For vehicles with heated seats, see Heated Front Seats on page 3‑9.

Remote Start Climate Control Operation: For vehicles with the remote vehicle start feature, the climate control system may run when the vehicle is started remotely. The system uses the driver's previous settings to heat or cool the inside of the vehicle. The front heated seats will turn on if it is cold outside. The heated seat indicator lights do not come on during a remote start. See Remote Vehicle Start on page 2‑5.

See also:

Trailer Wiring Harness
The vehicle is equipped with one of the following wiring harnesses for towing a trailer or hauling a slide-in camper. ...

Following Distance
Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This can help to avoid heavy braking and sudden turns. ...

New for 2011
The Sierra Hybrid gets GM's OnStar 9.0 telematics system that GM says provides better voice recognition. GM also said they have worked to cut down on the amount of wind noise occupants hear. ...