"trunklid unlatched" is a typical problem with early models (my '01) - replaced the latch, which also houses the license plate lights, 8 months ago - problem came back twice just last week - sometimes I think it's me while turning the key in the ignition (pressing the button)

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Mark _______________________________
2001 X5 4.4i topaz blue/sand Sport, complete Dinan S2 , hitch, V1, tint, BSW Stage 1, Alpine INA-W910BT
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Life is not fair!
You can't protect people from their own stupidity!
Laughter makes life worth living