See also:

Brake Assist (Except CTS-V)
This vehicle has a brake assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydrauli ...

Using Voice Commands During a Planned Route
Cancel Route 1. Push . System responds: “OnStar ready,” then a tone. Say “Cancel route.” System responds: “Would you like to cancel route directions to your destination?”. 2. Say “Yes.” Syst ...

Power Lumbar
A. Side Bolster Control B. Lumbar Support Control C. Seatback Bolster Control To adjust the lumbar support, if equipped: - Press and hold the top of the control (B) to increase support to ...