GMC 2016 Yukon XL Denali Owner's Manual page 33

32 Keys, Doors, and Windows
To start the vehicle:
1. Open the center console
storage area and the
storage tray.
2. Place the transmitter in the
transmitter pocket/insert.
3. With the vehicle in P (Park) or
N (Neutral) press the brake
pedal and the ENGINE START/
STOP button.
Replace the transmitter battery
as soon as possible.
Battery Replacement
Replace the battery in the
transmitter soon if the REPLACE
BATTERY IN REMOTE KEY
message displays in the DIC.
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter.
To replace the battery:
1. With the key removed, insert a
flat, thin object in the center of
the transmitter to separate and
remove the back cover.
2. Lift the battery with a flat
object.
3. Remove the battery.
4. Insert the new battery, positive
side toward the back cover.
Replace with a CR2032 or
equivalent battery.
5. Push together the transmitter.