OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar hands-free calling. See Audio Steering Wheel Controls for more information.
On some vehicles, the mute button can be used to dial numbers into voice mail systems, or to dial phone extensions. See the OnStar Owner’s Guide for more information.
See also:
Park Tilt Mirrors
When on, both the driver and
passenger mirrors will tilt downward
when the vehicle is shifted to
R (Reverse) to improve visibility of
the ground near the rear wheels.
They will return to thei ...
How to Add Coolant to the Coolant Surge Tank
Notice: This vehicle has a specific coolant fill procedure. Failure to follow
this procedure could cause the engine to overheat and be severely damaged.
If no problem is found, check to see if cool ...
Recommended Fuel
Use regular unleaded gasoline with
a posted octane rating of 87 or
higher. If the octane rating is less
than 87, an audible knocking noise,
commonly referred to as spark
knock, might be hear ...