Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception.
Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
Programming the Universal Home Remote System
For questions or help programming
the Universal Home Remote
System, call 1–800–355–3515 or
go to www.homelink.com.
Programming a garage door opener
involves time-sensitive actions, so
read ...
Engine Coolant
The cooling system in the vehicle
for all engines and the intercooler is
filled with DEX-COOL®. This coolant
is designed to remain in the
vehicle for 5 years or 240 000 km
(150,000 mi), whic ...
Storing an XM Channel as a Favorite
Channels from all bands can be stored in any order in the favorite pages.
Up to six channels can be stored in each favorite page and the number of
available favorite pages can be set.
Storing a ...






