4-46 Instruments and ControlsPassive Door UnlockIf the vehicle has the keylessaccess system, this feature allowsyou to select which doors willautomatically unlock when you openthe driver’s door with the keylessaccess transmitter present.Press the MENU/SELECT knobwhen Passive Door Unlock ishighlighted. Turn the knob to selectAll Doors or Driver Door. Press theknob to confirm and go back to thelast menu.Remote Vehicle StartThis allows the Remote VehicleStart to be turned on or off, if thevehicle has this feature.Press the MENU / SELECT knobwhen Remote Vehicle Start ishighlighted. Turn the knob to selectOn or Off. Press the knob to confirmand go back to the last menu.Remote Memory RecallThis allows the Remote MemoryRecall feature to be turned on or off.Remote Memory Recall is when thememorized settings will be recalledwhen you remotely unlock thevehicle and open the driver door.Press the MENU / SELECT knobwhen Remote Recall is highlighted.Turn the knob to select On or Off.Press the knob to confirm and goback to the last menu.Return to Factory SettingsSelect Return to Factory Settingsto return all of the vehiclepersonalization to the defaultsettings. Turn the knob to selectYes or No. Press the knob toconfirm and go back to thelast menu.OnStar ® SystemOnStar ® uses several innovativetechnologies and live advisors toprovide a wide range of safety,security, navigation, diagnostics,and calling services.Automatic Crash ResponseIn a crash, built in sensors canautomatically alert an OnStaradvisor who is immediatelyconnected to the vehicle to seeif you need help.