Heated Mirrors
For vehicles with heated mirrors:
The heated outside rearview mirrors turn on when the rear window defogger is on and help to clear fog or frost from the surface of the mirrors.
(Rear Window Defogger): This button
is on the climate control panel.
See “Rear Window Defogger” under Automatic Climate Control System on page 8‑3 for more information.
See also:
Blind Spot Mirrors
The blind spot mirror is a small convex mirror built into the upper and outer
corner of both outside mirrors. It can show objects that may be in the vehicle's
blind zone. ...
How the System Works
URPA comes on automatically when the shift lever is moved into R (Reverse). A single tone sounds to indicate the system is working.
URPA operates only at speeds less than 8 km/h (5 mph).
An obstacle ...
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. ...





