When the sun comes out the alarm activates

2007 Vauxhall Signum 1.9 turbo diesel elite
Car: Vauxhall Signum
Year: 2007
Variant: 1.9 turbo diesel elite
Categories: Leaks & Noises
The sun comes out the alarm activates.Open the door it stops,lock it again 2minutes later it activates again. Open and live the window down so it wont auto lock the alarm doesnt activate. If its cloudy or cold it doesnt activate. I have removed the 3 fuses in the boot associated with the alarm.Now the horn goes off. Help.
Problem added: Jul 18, 2012 (11 years ago)
MPS

Points: 1
Have you had a replacement window recently, is it the correct tint? have you anything reflective hanging from your rear view mirror
Answered Aug 13, 2012 (11 years ago)
Timshutt

Points: 49
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