Hydraulic Power Steering (3.0L V6 Engine)
If power steering assist is lost due to a system malfunction, the vehicle can be steered, but may require increased effort.
See also:
Recreational Vehicle Towing
Recreational vehicle towing means towing the vehicle behind another vehicle –
such as behind a motor home. The two most common types of recreational vehicle towing
are known as dinghy towing and ...
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. ...
What Makes an Airbag Inflate?
In a deployment event, the sensing system sends an electrical signal triggering a release of gas from the inflator. Gas from the inflator fills the airbag causing the bag to break out of the cover and ...





