Fuel
Use of the recommended fuel is an important part of the proper maintenance of your vehicle.
To help keep your engine clean and maintain optimum vehicle performance, GM recommends the use of gasoline advertised as TOP TIER Detergent Gasoline.
See also:
StabiliTrak® System
The vehicle may have a vehicle stability enhancement system called StabiliTrak. It is an advanced computer-controlled system that assists with directional control of the vehicle in difficult driving c ...
Using Voice Commands
During a Planned Route
Cancel Route
1. Push . System responds:
“OnStar ready,” then a tone. Say
“Cancel route.” System
responds: “Would you like to
cancel route directions to your
destination?”.
2. Sa ...
Driving in Water
Heavy rain can mean flash flooding, and flood
waters demand extreme caution.
Find out how deep the water is before you drive
through it. If it is deep enough to cover your wheel
hubs, axles, or ...