Reporting Safety Defects
See also:
Headlamp High/ Low-Beam Changer
Headlamp High/Low-Beam Changer: Push the turn signal/lane change lever away from you and release, to turn the high beams on.
To return to low beams, push the lever again or pull it toward you and ...
Passlock®
Your vehicle has the Passlock® theft-deterrent
system.
Passlock® is a passive theft-deterrent system that
enables fuel if the ignition lock cylinder is turned
with a valid key. If a correct ke ...
Transferring Service
Push to request account transfer
eligibility information. The Advisor
can assist in canceling or removing
account information. If OnStar
receives information that vehicle
ownership has chan ...
