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Old Sep 17th, 2020, 08:45   #4
Tatsfield
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Quote:
Originally Posted by ShadeTek View Post
Is anyone getting random "alarm system needs service" messages due to this or assosciated wiring fault?
I had this warning and it was a dying alarm siren unit. The battery inside dies. Apparently it is possible to break the unit open and replace the battery but it is not a Volvo approved procedure and dealers just replace the whole thing.
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