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:
Rear Seat Entertainment (RSE) System
The vehicle may have a DVD Rear Seat Entertainment (RSE) system.
The RSE system works with the vehicle's infotainment system.
The DVD player is part of the front radio. The RSE system includes a ...
Manual Transmission
If the vehicle has a manual
transmission, the shift lever is
located on the center console
between the front seats.
The following explains how to
operate the manual transmission.
CTS
CT ...
Passenger Side
The removal of the air filter/cleaner assembly and base is required for the
replacement of one of these bulbs:
1. Open the hood. See Hood.
A. Air Duct Clamp
B. Connector Lock
C. Sensor Co ...






