Services Not Included in Roadside Service
- Impound towing caused by violation of any laws.
- Legal fines.
- Mounting, dismounting, or changing of snow tires, chains, or other traction devices.
- Towing or services for vehicles driven on a non-public road or highway.
See also:
How to Reset the Engine Oil
Life System
Reset the system whenever the
engine oil is changed so that the
system can calculate the next
engine oil change. To reset the
system:
1. Using the DIC MENU button,
display OIL LIFE REMAININ ...
Receiving a Call
When an incoming call is received,
the audio system mutes and a ring
tone is heard in the vehicle.
- Press to answer the call.
- Press to ignore a call. ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the v ...






