Buick LaCrosse: 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.
Global Positioning
System (GPS)
• Obstruction of the GPS can
occur in a large city with tall
buildings; in parking garages;
around airports; in tunnels,
underpasses, or parking
garages; or in an area with very
dense tr ...
Unable to Connect to OnStar
Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push to try the
call again or try again after driving a
few miles into ...
See also:
Check TPMS Warning
The “Tire Pressure Monitoring Telltale Light” will flash
on and off for 75 seconds and then remain on solid when
a system fault is detected. The system fault will also
sound a chime. If the ...
Trunk
WARNING
Exhaust gases can enter the vehicle if it is driven with the liftgate, trunk/hatch open, or with any objects that pass through the seal between the body and the trunk/hatch or liftgate. En ...
Side ventilators
1) Open
2) Close
Move the tab to adjust the flow direction. To open the ventilator, turn the side
grille open/close wheel upward to the “”
position.
To close it, turn the wheel downward t ...
