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Auto dimming rear view mirror problem

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Old Sep 11, 2010 | 05:08 PM
  #21  
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It was a failed back-up switch!

Replaced the back-up switch today --- everything seems find now

Thanks to all for your input and directing me to the problem. I never would have suspected that the switch would have shorted out the entire circuit.

Thanks again
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Old Sep 15, 2010 | 01:18 PM
  #22  
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Oh, this is a recent thread! OK, I've got a similar problem. The mirror doesn't seem to dim and the map lights are out, but the amber light and the green light on the mirror are still on. Thoughts? Fuse #2?
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Old Sep 15, 2010 | 03:47 PM
  #23  
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Originally Posted by 8VETTE7
Certainly check fuse #2 but also read all the posts in this thread. For the OP the fuse kept blowing and the cause was eventually traced down to a faulty Reverse switch that happens to share fuse #2 as its protection.

Related thread:

http://forums.corvetteforum.com/c5-t...ght-short.html

Where is the back up switch?
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Old Sep 15, 2010 | 09:37 PM
  #24  
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I have a 2001 coupe and this is the schematic for the inside rearview mirror from my service manual. Other years may be different. http://forums.corvetteforum.com/atta...1&d=1284600834 I would trace the wires to the other lights and accessories that are on the same circuit as the lights you are trying to fix. Good Luck
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Last edited by C54ever; Sep 15, 2010 at 10:10 PM.
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Old Sep 15, 2010 | 10:30 PM
  #25  
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Her's a link for the location of the back up switch. http://forums.corvetteforum.com/c5-g...witch+location
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Old Sep 17, 2010 | 10:10 AM
  #26  
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Man you gotta love this forum. I've been driving around wondering why my rear view no longer auto dims, my driver side day/night is stuck with a copper color tint and my vanities don't work. Since the only one bothered by lack of light on mirror is my wife I never "got around" to fixing it!

It's so easy that now I have to!
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Old Jun 25, 2012 | 11:59 AM
  #27  
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Originally Posted by C54ever
Her's a link for the location of the back up switch. http://forums.corvetteforum.com/c5-g...witch+location
Your the MAN

Fuse 21 was it; no time for my own car the past few weeks, things are busy

feels good crossing the minor stuff off my 130,000 Z06 list, been on the road now for 2 weeks
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Old Nov 23, 2017 | 05:41 PM
  #28  
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Old thread, but same problem.
I checked fuses 2 and 21, and they are not blown, and look fine.
All lights on the mirror are working, and the back up lights are working correctly.

Why won't the mirror dim?

Thanks, Bob.
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Old Nov 23, 2017 | 11:01 PM
  #29  
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if the fuse fails again here are some solid options

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Old Nov 23, 2017 | 11:23 PM
  #30  
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I had a similar problem a few months ago and after replacing fuses that were blowing and replacing the reverse switch, I found it to be a relay in the underherhood fuse box. Good luck! Save the wave.
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Old Nov 25, 2017 | 01:43 AM
  #31  
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Originally Posted by glfrmrk
I had a similar problem a few months ago and after replacing fuses that were blowing and replacing the reverse switch, I found it to be a relay in the underherhood fuse box. Good luck! Save the wave.
Do you remember what relay it was you replaced?

Bob.
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Old Dec 3, 2017 | 08:14 PM
  #32  
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Mine hasn't worked in years,the only time I think about it is when I need it,not when I can check it. Maybe tomorrow I can remember to check it out. Thanks to all.
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Old Oct 3, 2019 | 03:26 PM
  #33  
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Default rear view mirror courtesy lights don't work

All my other lights works except the rearview mirror courtesy lights . I changed the fuses on #2 and #21 #2 looked a little off but just like a spot not a break but nothing after I changed them ? Is it possible that both bulbs blew out, they are original but worked fine the last time I checked.

Last edited by jbaker6168; Oct 3, 2019 at 03:27 PM.
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Old Sep 2, 2024 | 02:39 PM
  #34  
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My auto dimming rearview mirror was not working in my 2001 Vert. The two map lights on the underside of the mirror were also not working.

I checked fuse #2 in the passenger footwell. 10A. It was blown. Replaced fuse #2 and now the mirror and map lights work fine.

Thank you!
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