OnStar Services
See also:
Towing with a Stability Control
System
When towing, the sound of the
stability control system might be
heard. The system is reacting to the
vehicle movement caused by the
trailer, which mainly occurs during
cornering. This is nor ...
Traction – AA, A, B, C
The traction grades, from
highest to lowest, are AA, A,
B, and C. Those grades
represent the tire's ability to
stop on wet pavement as
measured under controlled
conditions on specified
g ...
Using UHP with Infotainment Controls
Pairing a Phone
If your mobile phone has simple pairing or auto discovery features, they
need to be turned off before the mobile phone can be paired to the UHP system.
Reference the mobile phone ...






