See also:

Address Entry
Address Entry: Enter either a city or street to use the address entry destination method. To enter a destination by inputting the city name first: 1. Press DEST. 2. Select (Address Entry). 3. ...

Engine Coolant
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first. The fo ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...