Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system.
When ready, the directions will be downloaded to the vehicle.
Destination Download: Push 
,
then request the Advisor to
download directions to the
navigation system in the vehicle.
After the call ends, push the “Go” button on the navigation screen to begin driving directions.
Destinations can also be downloaded on the go. For information about eNav, Destination Download, and coverage maps visit www.onstar.com.
See also:
Tire Terminology and Definitions
Air Pressure: The amount of air inside the tire
pressing outward on each square inch of the
tire. Air pressure is expressed in pounds
per square inch (psi) or kilopascal (kPa).
Accessory Weight: ...
Brake Fluid
The brake master cylinder and, on manual transmission vehicles, the clutch hydraulic system use the same reservoir. See Engine Compartment Overview for the location of the reservoir. The reser ...
Driving for Better Fuel Economy
Driving habits can affect fuel mileage. Here are some
driving tips to get the best fuel economy possible.
• Avoid fast starts and accelerate smoothly.
• Brake gradually and avoid abrupt stops. ...