C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Digital Dash 1986

Old Apr 27, 2004 | 10:09 PM
  #1  
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Default Digital Dash 1986

Hi my dash is Flikering but not going out sometimes it gets bright then goes dim any help I just had this rebuilt a year and a 1/2 ago thanks :cheers:
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Old Apr 27, 2004 | 11:46 PM
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Default Re: Digital Dash 1986 (wirenut3)

Corvette Central sells a troubleshooting guide for $29.95 that was written by Gordon Killebrew. Might be a relatively inexpensive way to go. :flag
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Old Apr 28, 2004 | 01:58 AM
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Default Re: Digital Dash 1986 (wirenut3)

Hello.....

I had the same problem.....

Looks like you have a ground problem with your dash

Re-solder the ground connections and you will be fine.

:seeya
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Old Apr 28, 2004 | 10:48 AM
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Default Re: Digital Dash 1986 (c4dhr)

Read what I just posted for eric daniel-seems we get our clusters repaired but forget about the ground going to the engine compartment-try the ambient sensor thing-per Killebrew. :thumbs:
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Old Apr 28, 2004 | 04:46 PM
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Default Re: Digital Dash 1986 (c4dhr)

Hi can you tell me where or what the color is the GROUND WIRE and about were to start looking for it under the dash thanks :banghead:
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Old Apr 28, 2004 | 05:47 PM
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Default Re: Digital Dash 1986 (wirenut3)

http://www.corvettemagazine.com/1999...ash/dashp1.asp

There's another one that I'll post when I find it.

Jake
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Old Apr 28, 2004 | 07:19 PM
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Default Re: Digital Dash 1986 (c4dhr)

I had a similar problem with my 86. It would flicker and some times go completely blank. It was a ground problem.
There are two grounds. One goes through the firewall and grounds to the engine. This one has some type of ambient temp sensor in-line with the wire. The other is a black wire that is bolted to the frame on the pasenger side, under the carpet just in front of the door. The second one was the ground that was giving me trouble. Make sure it has a good, solid, clean connection.

Good luck.
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Old Apr 28, 2004 | 08:59 PM
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Default Re: Digital Dash 1986 (wirenut3)

Here's the other one.

http://www.batee.com/corvette/index.shtml

Jake
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Old Apr 28, 2004 | 09:27 PM
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Default Re: Digital Dash 1986 (JAKE)

I just fixed mine in my 86. Turns out it was a bad connection in the ground pin between the 2 circuit boards in the cluster. A 2 minute fix once the problem was finally found. Works great now!!! :) :)
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Old Apr 29, 2004 | 05:20 AM
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Default Re: Digital Dash 1986 (JAKE)

Those are some outstanding Diagnostic articles. Thanks. I saved this for future referrence. :thumbs:
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Old Apr 29, 2004 | 09:04 PM
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Default Re: Digital Dash 1986 (86PACER)

Those are some outstanding Diagnostic articles. Thanks. I saved this for future referrence. :thumbs:
You're welcome.

Jake
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Old Apr 29, 2004 | 09:50 PM
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Default Re: Digital Dash 1986 (JAKE)

This is a very timely thread. I just bought an '84, and I have the same problem (a bad ground). Thanks for those links--it describes my condition to a tee.

Bill


[Modified by TaylorMutts, 2:53 AM 4/30/2004]
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