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:
Memory Seats
On vehicles with the memory
feature, memory buttons 1 and 2 on
the driver door are used to save and
recall memory settings for the driver
seat cushion and seatback, outside
mirrors, and th ...
OnStar®
If the vehicle is equipped with
an active OnStar system, that
system may also record data in
crash or near crash-like situations.
The OnStar Terms and Conditions
provides information on data ...
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 ...






