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.
See also:
Starting the Vehicle
With this feature the engine can be started from outside of the vehicle.
1. Aim the RKE transmitter at the vehicle.
2. Press and release
.
3. Immediately after completing Step 2, press and hold
...
Remote Keyless Entry (RKE) System
See Radio Frequency Statement on page 13‑21 for information regarding Part 15
of the Federal Communications Commission (FCC) rules and Industry Canada Standards
RSS-GEN/210/220/310.
If ther ...
Locking Rear Axle
Vehicles with a locking rear axle can give more traction on snow, mud, ice, sand, or gravel. It works like a standard axle most of the time, but when traction is low, this feature will allow the rear ...





