1997 GMC Safari Owner's Manual - Page 129

Erasing Channels To erase all three programmed channels, hold down the two outside buttons until the red light begins to flash. Individual channels cannot be erased, but can be reprogrammed using the procedure forprogramming the transmitter explainedearlier. 2. Remove the cover panel from the garage door opener door opener motor. receiver. It is located near the garage 3. Locate the training button on the garage door opener receiver. The exact location and color will vary among brands. 4. Press the training button on the garage door opener receiver for one to two seconds. 5 . Return to your vehicle and press the programmed button on the universal transmitter until the red light Training a Garage Opener with "Rolling a Code" Feature If you programmed the universal transmitter, butthe garage door will not open, and if your garage door opener was manufactured after 1995, your garage door may have a security feature that changes the "code" of your garage door opener every time it is opened closed. or To determine if your garage door opener has this "rolling code" feature, press the appropriate button on the universal transmitter that was programmed. If the red light flashes rapidly for one to two seconds, then turns solid, your garage door opener has this feature. To program a garage dooropener with the rolling code feature, do the following: 1. Program your hand-held transmitter to the universal transmitter by following the steps provided under "Programming theTransdtter" earlier in this section. flashes rapidly (about two seconds). 6. Release the button, then press it again to confirm it was programmed to the garage door opener receiver. You may now use either the universal transmitter or the hand-held transmitter to open your garage door. If you still have difficulty in programming and require assistance, please call 1-800-355-35 15. Accessories Accessories for the universal transmitter are available from the manufacturer of the unit. If you would like additional information, please call 1-800-355-35 15. 2-55