Buick LaCrosse: 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 another cellular area.
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. ...
Vehicle and Power Issues
OnStar services require a vehicle
electrical system, wireless service,
and GPS satellite technologies to be
available and operating for features
to function properly. These systems
may not o ...
See also:
If the tire pressure warning light frequently comes on after blinking
for 1 minute (vehicles with a tire pressure warning system)
If the tire pressure warning light frequently comes on after blinking for 1
minute when the engine switch (vehicles without a smart key system) or
the “ENGINE START STOP” switch (vehicles with ...
Windshield Washers
To use the washer, pull the windshield wiper/washer
control lever toward you and hold it for as long as
washer spray is desired.
If you activate the washer while the wiper control is in
the del ...
Check the fluid level monthly.
1. Drive the vehicle several miles to raise the temperature of the transmission
fluid up to normal operating temperature; 158 to 1768F (70 to 808C) is normal.
2. Park the vehicle on a level surface ...
