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 days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.
See also:
UHP Controls
Use the buttons located on the infotainment system and the steering wheel to
operate the UHP system.
Steering Wheel Controls
Steering wheel controls can be used to:
- Answer incoming calls
...
Weatherstrips
Apply silicone grease on weatherstrips to make them last longer, seal better,
and not stick or squeak. See Recommended Fluids and Lubricants . ...
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to
contain additives that help prevent engine and fuel system deposits from forming,
allowing the emission control syste ...