Three-Way Calling
Three-way calling must be supported on the cell phone and enabled by the wireless service carrier.
1. While on a call, press 
.
2. Say “Three&-way call.”
3. Use the dial or call command to dial the number of the third party to be called.
4. Once the call is connected, press b / g to link all callers together.
See also:
Other Rainy Weather Tips
Besides slowing down, other wet weather driving tips include:
• Allow extra following distance.
• Pass with caution.
• Keep windshield wiping equipment in good shape.
• Keep the windshield ...
Climate Controls
The vehicle's heating, cooling, defrosting, and ventilation can be controlled
with these systems.
Climate Control System
A. Fan Control
B. Air Delivery Mode Controls
C. Temperature Control ...
Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote
Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously
for five days. After five days, ...