At Each Fuel Stop
Once a Month
Engine Oil ChangeOnStar Additional Information
Transferring Service
Press to request account transfer
eligibility information. The Advisor can assist in canceling or removing account
information.
Selling/Transferring the Vehicle
Call 1-888-4-ONSTAR immediately to terminate your OnStar services if the vehicle
is disposed of, sold, trans ...
Off-Road Recovery
The vehicle's right wheels can drop off the edge of a road onto the shoulder
while driving. Follow these tips:
Ease off the accelerator and then, if there is nothing in the way, steer
the vehicle so that it straddles the edge of the pavement.
Turn the steering wheel about one-eigh ...
Tire Inspection
We recommend that the tires, including the spare tire, if the vehicle has one,
be inspected for signs of wear or damage at least once a month.
Replace the tire if:
The indicators at three or more places around the tire can be seen.
There is cord or fabric showing through the tire's rubb ...