2004 Dodge Ram 3500 Pickup Owner's Manual - Page 121

UNDERSTANDING THE FEATURES OF YOUR VEHICLE 121 Programming HomeLink NOTE: When programming a garage door opener, it is advised to park outside the garage. It is also recommended that a new battery be placed in the hand-held transmitter of the device being programmed to HomeLink for quicker training and accurate transmission of the radio-frequency signal. 1. Press and hold the two outer HomeLink buttons, and release only when the indicator light begins to flash (after 20 seconds). Do not hold the buttons for longer than 30 seconds and do not repeat step one to program a second and/or third hand-held transmitter to the remaining two HomeLink buttons. 3 WARNING! Vehicle exhaust contains carbon monoxide, a dangerous gas. Do not run the vehicle's exhaust while training the transceiver. Exhaust gas can cause serious injury or death.