See also:

Tire Rotation and Required Services Every 12 000 km/7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation . Check engine oil level and oil life percentage. If needed, change engine oil and filt ...

Hands-Free Calling
1. Push . System responds: “OnStar ready.”. 2. Say “Dial.” System responds: “Please say the name or number to call.”. 3. Say the entire number without pausing, including a “1” ...

Lumbar Adjustment
Lumbar Adjustment If available, press and hold the front or rear of the control to increase or decrease lumbar support. To raise or lower lumbar support, press and hold the top or bottom of ...