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:
Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to
check tire pressure levels. The TPMS sensors monitor the air pressure in your
tires and transmit tire pressure readings to ...
Third Row Seats
If the vehicle has a third row seat, the seatback can be folded, and the entire
seat can be tumbled or removed from the vehicle. ...
Adding Coolant to the
Intercooler System
Coolant (CTS-V)
1. Remove the intercooler system
pressure cap when the
intercooler system hoses are no
longer hot. Turn the pressure
cap slowly counterclockwise
about one-quarter of a turn.
If you hear a ...






