Lumbar Adjustment

If available, hold the control on the

If available, hold the control on the outboard side of the seat forward or rearward to increase or decrease the lumbar support on the driver or front passenger seat.

A. Side Bolster Adjustment

A. Side Bolster Adjustment
B. Lumbar Support Adjustment
C. Seatback Bolster Adjustment

See also:

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter. The oil life system ...

Trans (Transmission) Temp (Temperature) (CTS-V Only)
This display shows the transmission fluid temperature in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...