I was wondering how secure the normal X keys are...supposedly they have a chip inside...but the valet key doesn't appear to have any chip and even worse you could start the car with the small black plastic key they give...I don't understand?

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2010 BMW X5 ///M
Silverstone Metallic
Black/Black Merino with Black Piano Trim
Premium Sound
Driver Assistance
Comfort Access
High Gloss Roof Rails

Gone but not forgotten: Upgraded!
2003 BMW X5 3.0i
Titanium Silver
Navigation
Cold Weather Package
Premium Package
Heated Steering Wheel
20" wheels (275/45/R20 all around)
Supersprint Magnum Exhaust
AFE Cold Air Intake
Bimmian Chrome Guage Rings
What's A Resonator?