Electronics Need help wiring something up? Thinking of adding an electrical component to your car? Need help troubleshooting that wiring glitch?

What does this rear view mirror do?

Thread Tools
 
Search this Thread
 
Old Jul 6, 2014 | 08:43 PM
  #1  
HeinzK5's Avatar
Thread Starter
Junior Member
 
Joined: Apr 2014
Posts: 13
Likes: 0
From: Southern Ohio
Car: 1984 Z28
What does this rear view mirror do?

This is from a 86 iroc does it dim the head lights or something else?
Attached Thumbnails What does this rear view mirror do?-image.jpg  
Reply
Old Jul 6, 2014 | 09:18 PM
  #2  
92RS_Ttop's Avatar
Supreme Member
iTrader: (3)
 
Joined: Jun 2007
Posts: 2,359
Likes: 5
From: Pennsylvania
Car: 1992 Camaro RS
Engine: Rebuilt 350 going in after paint
Transmission: WCT5, 7k & counting behind the 350
Axle/Gears: 4thgen disc rear w/ 3.73 Posi
Re: What does this rear view mirror do?

It's an auto-dimming mirror. It automatically darkens when the idiot behind you won't turn off his high-beams. Instead of having to reach up and flip the little lever on standard mirrors.
Reply
Old Jul 7, 2014 | 02:04 AM
  #3  
paulo57509's Avatar
Supreme Member
25 Year Member
Liked
Loved
Community Favorite
 
Joined: Jan 2000
Posts: 3,178
Likes: 48
From: Tracy, CA
Car: '87 IROC
Engine: LB9
Transmission: TH700R4
Re: What does this rear view mirror do?

It's an auto-dimming mirror but it does not darken.

The mirror portion just flips up automatically like an old school day/night mirror when it senses a difference in light intensity between the front and rear.
Reply
Old Jul 7, 2014 | 02:35 AM
  #4  
Scorpner's Avatar
Supreme Member
iTrader: (4)
 
Joined: Sep 2004
Posts: 2,069
Likes: 4
From: MN
Car: 85 SC, 86 Berlinetta
Engine: V6, V8
Transmission: 700r4, 700r4
Re: What does this rear view mirror do?

They tend to fail because the belts wear and/or get full of grease.
It's triggered by a difference between the front and rear light sensors while the dial adjusts the sensitivity.
Reply
Old Jul 7, 2014 | 04:19 PM
  #5  
NCC-2569's Avatar
Senior Member
15 Year Member
Liked
Loved
Community Favorite
iTrader: (1)
 
Joined: Mar 2011
Posts: 547
Likes: 27
From: Germany
Car: 1990 Trans Am
Engine: 305 TPI
Transmission: Auto
Axle/Gears: Stock
Re: What does this rear view mirror do?

Look here.
Attached Thumbnails What does this rear view mirror do?-1926754_429848717147526_299138466_n.jpg   What does this rear view mirror do?-1912392_429848773814187_647502604_o.jpg  
Reply
Old Jul 7, 2014 | 07:18 PM
  #6  
HeinzK5's Avatar
Thread Starter
Junior Member
 
Joined: Apr 2014
Posts: 13
Likes: 0
From: Southern Ohio
Car: 1984 Z28
Re: What does this rear view mirror do?

Thanks for the info guys, it looks like a complicated solution to a simple problem. If it still works I'll be lucky
Reply
Old Jul 7, 2014 | 07:53 PM
  #7  
Scorpner's Avatar
Supreme Member
iTrader: (4)
 
Joined: Sep 2004
Posts: 2,069
Likes: 4
From: MN
Car: 85 SC, 86 Berlinetta
Engine: V6, V8
Transmission: 700r4, 700r4
Re: What does this rear view mirror do?

This may help you test it.

https://www.thirdgen.org/forums/hist...or-thread.html
Reply
Old Jul 7, 2014 | 07:55 PM
  #8  
Scorpner's Avatar
Supreme Member
iTrader: (4)
 
Joined: Sep 2004
Posts: 2,069
Likes: 4
From: MN
Car: 85 SC, 86 Berlinetta
Engine: V6, V8
Transmission: 700r4, 700r4
Re: What does this rear view mirror do?

Originally Posted by NCC-2569
Look here.
That is fantastic! May I add the images to the dimming mirror thread?
Reply
Old Jul 7, 2014 | 08:20 PM
  #9  
DynoDave43's Avatar
Supreme Member
10 Year Member
Liked
Loved
Community Favorite
iTrader: (11)
 
Joined: Aug 2013
Posts: 4,806
Likes: 904
From: MICHIGAN
Car: 1988 Trans Am
Engine: L03
Transmission: 700R4
Axle/Gears: 10 Bolt 2.73 Open
Re: What does this rear view mirror do?

Originally Posted by HeinzK5
...it looks like a complicated solution to a simple problem.
It does have a certain "Mouse Trap"-like ( the game) charm.
Reply
Old Jul 7, 2014 | 08:46 PM
  #10  
Veaceonee's Avatar
Senior Member
iTrader: (1)
 
Joined: Dec 2012
Posts: 808
Likes: 5
From: Tucson, AZ
Car: 88 GTA Notchback
Engine: 350 TPI
Transmission: 700R4
Axle/Gears: don't know
Re: What does this rear view mirror do?

My 86 TA had one of those. Took me a month or so to realize the mirror was actually moving and not just flopping around.
Reply
Old Jul 8, 2014 | 01:27 AM
  #11  
NCC-2569's Avatar
Senior Member
15 Year Member
Liked
Loved
Community Favorite
iTrader: (1)
 
Joined: Mar 2011
Posts: 547
Likes: 27
From: Germany
Car: 1990 Trans Am
Engine: 305 TPI
Transmission: Auto
Axle/Gears: Stock
Originally Posted by Scorpner

That is fantastic! May I add the images to the dimming mirror thread?
I stole those from one of my Pontiac dealership books.
So... Feel free
Reply
Old Jul 8, 2014 | 09:32 AM
  #12  
Scorpner's Avatar
Supreme Member
iTrader: (4)
 
Joined: Sep 2004
Posts: 2,069
Likes: 4
From: MN
Car: 85 SC, 86 Berlinetta
Engine: V6, V8
Transmission: 700r4, 700r4
Re: What does this rear view mirror do?

Thank you!
Reply
Old Jul 8, 2014 | 01:40 PM
  #13  
NCC-2569's Avatar
Senior Member
15 Year Member
Liked
Loved
Community Favorite
iTrader: (1)
 
Joined: Mar 2011
Posts: 547
Likes: 27
From: Germany
Car: 1990 Trans Am
Engine: 305 TPI
Transmission: Auto
Axle/Gears: Stock
Re: What does this rear view mirror do?

Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
1992 Trans Am
History / Originality
27
May 10, 2023 07:19 PM
Street Lethal
Power Adders
634
Apr 30, 2019 12:14 PM
ziggy89
Exterior Parts Wanted
6
Sep 10, 2015 08:44 AM
89FormulaMan
Body
0
Aug 10, 2015 10:01 PM
GEmrsn
Interior Parts Wanted
3
Aug 8, 2015 03:15 PM




All times are GMT -5. The time now is 05:59 PM.