See also:

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if ...

Selecting the Right Engine Oil
Selecting the right engine oil depends on both the proper oil specification and viscosity grade. See Recommended Fluids and Lubricants on page 11‑12. ...

Power Lumbar
Power Lumbar To adjust the power lumbar support, if equipped: • On vehicles with two-way lumbar, press and hold the top or bottom of the control to increase or decrease lumbar support. • On v ...