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:
Courtesy Transportation Program
To enhance your ownership experience, we and our participating dealers are proud
to offer Courtesy Transportation, a customer support program for vehicles with the
Bumper-to-Bumper (Base Warranty ...
Key and Lock Messages
NO REMOTE DETECTED
This message displays when the
transmitter battery is weak on
vehicles with keyless access. See
“Starting the Vehicle with a Low
Transmitter Battery” under Remote
Key ...
If the Off Indicator is Lit for an
Adult-Size Occupant
If a person of adult-size is sitting in the right front
passenger seat, but the off indicator is lit, it could be
because that person is not sitting properly in the seat.
If this happens, use t ...