GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-13690468) - 2021 - CRC - 2/18/20
132
Instruments and Controls
door lamp does not flash, press and hold
the same button a third time for
two seconds, then release it.
The Universal Remote system should now
activate the garage door.
Repeat the process for programming the
two remaining buttons.
Radio Signals for Some Gate Operators
For questions or programming help, see
www.homelink.com/gm or call
1-800-355-3515. For calls placed outside the
U.S., Canada, or Puerto Rico, international
rates will apply and may differ based on
landline or mobile phone.
Some radio
–
frequency laws and gate
operators require transmitter signals to time
out or quit after several seconds of
transmission. This may not be long enough
for the Universal Remote system to pick up
the signal during programming.
If the programming did not work, replace
Step 2 under
“
Programming the Universal
Remote System
”
with the following:
Press and hold the Universal Remote system
button while pressing and releasing the
hand-held transmitter button every
two seconds until the signal has been
successfully accepted by the Universal
Remote system. The Universal Remote
system indicator light will flash slowly at
first and then rapidly. Proceed with Step 3
under
“
Programming the Universal Remote
System
”
to complete.
Universal Remote System
Operation
Using the Universal Remote System
Press and hold the appropriate Universal
Remote system button for at least one-half
second. The indicator light will come on
while the signal is being transmitted.
Erasing Universal Remote System
Buttons
Erase all programmed buttons when vehicle
ownership is terminated.
To erase:
1. Press and hold the two outside buttons
until the indicator light begins to flash.
This should take about 10 seconds.
2. Release both buttons.
Reprogramming a Single Universal
Remote System Button
To reprogram any of the system buttons:
1. Press and hold any one of the buttons.
Do not release the button.
2. The indicator light will begin to flash
after 20 seconds. Without releasing the
button, proceed with Step 1 under
“
Programming the Universal Remote
System.
”