1996 Cadillac DeVille Owner's Manual - Page 120

Universal Transmitter (Option) The transmitter will learn and transmit frequencies the of most current transmitters is poweredby your and vehicle's battery and charging system. This device complies withPr 15 of the FCC Rules. at Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must acceptany interference received, including interference that may cause undesired operatio Programming the Transmitter Do not use the universal transmitter with any garage door opener that does have the "stop and reverse" not safety feature. This includes garage door opener any model manufactured before April 1982. 1, This transmitter allows you to consolidate the functions of up to three individual hand-held transmitters. It will operate garage doors and gates, with the or accessory package, other devices controlled radio by frequency such as home/office lighting systems and security systems. Be sure that people and objects are clearthe garage of door you are programming.