GMC YUKON XL 2003 Manual page 145

If you live in Canada, or you are having difficulty
programming a gate operator by using the
"Programming HomeLink@" procedures (regardless of
where you live), replace Step 3 under "Programming
HomeLink@" with the following:
Continue to press and hold the HomeLink@ button while
you press and release every two seconds (cycle)
your hand-held transmitter until the frequency signal has
been successfully accepted by HomeLink@. The
indicator light will flash slowly at first and then rapidly.
Proceed with Step 4 under "Programming HomeLink@'
to complete.
Using HomeLink@
Press and hold the appropriate HomeLinkO button for at
least half of a second. The indicator light will come
on while the signal is being transmitted.
Erasing HomeLink@ Buttons
To erase programming from the three buttons do the
following:
1. Press and hold down the two outside buttons until
2. Release both buttons. Do not hold for longer than
HomeLink@ is now in the train (learning) mode and can
be programmed at any time beginning with Step 2
under "Programming HomeLink@."
the indicator light begins to flash, after 20 seconds.
30 seconds.
2-56
Individual buttons can not be erased, but they can be
reprogrammed. See "Reprogramming a Single
HomeLink@ Button" next.
Reprogramming a Single HomeLink@
Button
To program a device to HomeLink@ using a HomeLink@
button previously trained, follow these steps:
1. Press and hold the desired HomeLink@ button. Do
not release the button.
2. The indicator light will begin to flash after
20 seconds. While still holding the HomeLinkO
button, proceed with Step 2 under "Programming
HomeLinkO."
Resetting Defaults
To reset HomeLinkO to default settings do the following:
1. Hold down the two outside buttons for about
20 seconds until the indicator light begins to flash.
2. Continue to hold both buttons until the HomeLink@
indicator light turns off.
3. Release both buttons.
For questions or comments, contact HomeLink@ at
1-800-355-3515, or on the internet at
www.homelink.com.