Diagnostics

OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the veh ...

OnStar Additional Information

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 owne ...

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Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. ...

Steering wheel heating
Switching on/off The steering-wheel heating heats the leather areas of the steering wheel. ► Make sure that the SmartKey is in position 2 in the ignition lock. ► To switch on/off: ...

Headrest (2nd row center seat) (if so equipped)
Removal and attachment To remove the headrest, push and hold the lock knob 1 and pull the headrest up. If the headrest is removed, store it in a secure place. Reinstall the headrest when th ...