GMC Yukon 2021 Owner's Manual page 13

12 Keys, Doors, and Windows
4. Press ENGINE START/STOP. When the
remote key is learned, the DIC display
will show that it is ready to program the
next remote key.
5. Remove the remote key from the backup
pocket and press or
remote key.
To program additional remote keys,
repeat Steps 3 5.
When all additional remote keys are
programmed, press and hold ENGINE
START/STOP for approximately
12 seconds to exit programming mode.
Vehicles without Front Bench Seat
1. Place the two recognized remote keys on
the passenger seat.
2. Scroll to the DIC menu to "Remote Key
Learn" menu and select.
The DIC displays READY FOR REMOTE #3,
4, 5, ETC.
on the
3. Place the new remote key into the
backup pocket in the left cupholder.
4. Press ENGINE START/STOP. When the
remote key is learned, the DIC display
will show that it is ready to program the
next remote key.
5. Remove the remote key from the backup
pocket and press
remote key.
To program additional remote keys,
repeat Steps 3 5.
When all additional remote keys are
programmed, press and hold ENGINE
START/STOP for approximately
12 seconds to exit programming mode.
Starting the Vehicle with a Low Remote
Key Battery
For improved vehicle security, the remote
key is equipped with a motion sensor. When
starting the vehicle, if the remote key has
been idle for an extended period of time,
the DIC may display KEY IN SLEEP MODE,
MOVE KEY, THEN START. Move the remote
key slightly and try starting the vehicle.
If the remote key battery is weak or if there
is interference with the signal, the DIC may
display NO KEY FOUND, REPLACE BATTERY IN
KEY or NO REMOTE KEY WAS DETECTED
or on the
PLACE KEY IN KEY POCKET THEN START YOUR
VEHICLE when starting the vehicle.