Wondering if anyone can help.

I had some work done recently to replace the passenger side wing mirror and glass on drivers side door, resultant of my GTC being vandalised. 

The issue I have (and have pointed out to the repairers when I picked the vehicle up from), is that I no longer have indicator, seat belt and almost inaudible front parking sensor sounds. All these were in good working order before the car was broken into and sent off for repair.

I guess the chimes etc go through spe

Hi guys , hope we all well
I have recently upgraded my whole audio system in my GTC
Using all Vibes speakers - and seperate vibe amp for speakers (Vibe Powerbox 65.4M) + sub and amp in my boot ,
The seperate speakers amp plugs in to audio harness i used Connects 2 Vauxhall ISO T-Harness Adaptor CT10VX05

I have also decided to install the centre dash speaker ( i follow Rusty tutorial)
And for some reason that centre dash speaker its extremly quiet , i didnt expect much from it but its l