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:
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 fluid ...
XM Satellite Radio Service
XM is a satellite radio service based
in the 48 contiguous United States
and 10 Canadian provinces.
XM Satellite Radio has a wide
variety of programming and
commercial-free music, coast to
...
Cleaning Exterior Lamps/ Lenses and Emblems
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean
exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later
in this section. ...