See also:

Up and Done buttons
Models without Hands-free system Models with Hands-free system ...

Auto-dimming function
The auto-dimming function is an anti-glare capability which automatically reduces glare coming from headlights of vehicles behind you. By pressing the power button, the autodimming function is togg ...

Replacing lost transmitters
If you lose a transmitter or want to purchase additional transmitters (up to four can be programmed), you should reprogram all of your transmitters for security reasons. It is recommended that you ...