Battery Replacement
Notice: When replacing the battery, do not touch any of the circuitry on
the transmitter.
Static from your body could damage the transmitter.
Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC.
1. Press the button near the bottom of the transmitter and pull the key out.

2. Use the key blade to separate the two halves of the transmitter.
3. Remove the old battery.
Do not use a metal object.
4. Insert the new battery, positive side facing down. Replace with a CR2032
or equivalent battery.
5. Snap the transmitter back together.
See also:
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. ...
Engine Compartment
Fuse Block
(CTS Coupe and Sedan)
The underhood fuse block is
located on the left side of the engine
compartment.
Lift the fuse block cover to access
the fuses.
The vehicle may not be equipped
with all of the fuses and rel ...
Selecting a Station
Seek Tuning
If the radio station is not known:
Briefly press or
.
The radio will search for the next
receivable station. If the radio does
not find a station, it switches
automatically to a ...






