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:
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will perform
better in the long run if you follow these guidelines:
Keep the vehicle speed at 88 km/h (55 mph) or less for the fir ...
Passing Another Vehicle While
Using Cruise Control
Use the accelerator pedal to
increase the vehicle's speed.
When you take your foot off the
pedal, the vehicle will slow down to
the previous set cruise speed. ...
Accessories and Modifications
Adding non—dealer accessories or making modifications to the vehicle can
affect vehicle performance and safety, including such things as airbags,
braking, stability, ride and handling, emissions sys ...