Hello Chief!

I had the exact same year and model, and the same exact thing would happen to me.
Once you have unlocked your door, do not remove the key - open the door, and unlock the door again. This should stop the pesky thing from going off, after you drive away.

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D