Tapping it shouldn't effect the garage opener. BUT we are not using ours so I can't verify mine.

Mike

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2006 4.4i Black Sapphire/Truffle Brown Premium, Sport, Comfort Seats, 19" Wheels, Premium Hi-Fi, Nav, Rear Climate (Hers)

2006 M5 Interlagos Blue/Portland Brown Full Leather, M-Multifunction Seats, HUD, Sirius, Power Rear Shades, Valentine V1 Hardwire, Blinder M40 Laser Jammer, Ipod Video Hardwire, Rear Headrest Monitors, I-drive Video Interface, 20% Tint Front & Rear (His)