Sunroof bolts

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mickes
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Mon Feb 24, 2020 5:55 pm

I am gearing up to replace my sunroof (have to have the replacement I have resprayed) and read that the bolts should be replaced. I have thought instead to use a threadlock and wondered if anyone has done this job(especially a while ago and not had any issues with the bolts coming loose). Also any advice about the job at all is welcome.
Thanks
BristolE30
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Mon Feb 24, 2020 8:08 pm

mickes wrote:
Mon Feb 24, 2020 5:55 pm
I am gearing up to replace my sunroof (have to have the replacement I have resprayed) and read that the bolts should be replaced. I have thought instead to use a threadlock and wondered if anyone has done this job(especially a while ago and not had any issues with the bolts coming loose). Also any advice about the job at all is welcome.
Thanks
Do you mean just the sunroof panel? I removed my sunroof panel to put a new seal on it, reused the same bolts and no issues here
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BMW E30 325i ‘88 :bmw:
Bristol, UK
mickes
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Mon Feb 24, 2020 8:35 pm

Yes, just the panel,how long ago did you do it?
BristolE30
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Mon Feb 24, 2020 8:52 pm

mickes wrote:
Mon Feb 24, 2020 8:35 pm
Yes, just the panel,how long ago did you do it?
Around 3 months ago - I can’t really see why the bolts would come loose!
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Brianmoooore
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Wed Feb 26, 2020 1:45 pm

The only bolts that need renewing on anything, unless damaged, are stretch bolts, and the sunroof bolts definitely aren't those.
I think that the bolts in question have a serrated area under the head as a locking device. In theory, this will be damaged when the bolt is undone, but a little threadlock is more than an adequate replacement.
BristolE30
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Thu Feb 27, 2020 11:08 am

Brianmoooore wrote:
Wed Feb 26, 2020 1:45 pm
The only bolts that need renewing on anything, unless damaged, are stretch bolts, and the sunroof bolts definitely aren't those.
I think that the bolts in question have a serrated area under the head as a locking device. In theory, this will be damaged when the bolt is undone, but a little threadlock is more than an adequate replacement.
Agreed!
BMW E30 316 ‘87
BMW E30 325i ‘88 :bmw:
Bristol, UK
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