See also:

Fluids
Proper fluid levels and approved fluids protect the vehicle’s systems and components. See Recommended Fluids and Lubricants for GM approved fluids. • Engine oil and windshield washer ...

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. Sa ...

Side Blind Zone Alert (SBZA)
For vehicles with this feature, it may alert you to vehicles located in your side blind zone. When the system detects a vehicle in the side blind zone, an SBZA display will light up in the corre ...