See also:

Ignition Positions (Key Access)
The ignition switch has four different positions. Notice: Using a tool to force the key to turn in the ignition could cause damage to the switch or break the key. Use the correct key, make sure i ...

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 ...

Heated Seats
Uplevel Automatic Climate Control System Shown, Other Automatic Systems Similar On vehicles with heated front seats, the controls are on the climate control panel. The engine must be running to o ...