All gauges stops working?

Tiny
ANTONIO SANCHEZ
  • MEMBER
  • 2008 CADILLAC CTS
  • 3.6L
  • V6
  • 2WD
  • AUTOMATIC
  • 12,000 MILES
How to fix when all gauges stops working on a 2008 Cadillac cts
Monday, April 14th, 2014 AT 1:45 PM

7 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Hello,

There is a display fuse that needs to be checked in the under hood fuse box. Here is a guide to help you test it and the location of the fuse and wiring diagrams so you can see how the system works below.

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Check out the diagrams (Below). Please let us know what you find. We are interested to see what it is.
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Tuesday, April 15th, 2014 AT 6:55 AM
Tiny
BOOPERIII
  • MEMBER
  • 1 POST
Thank you for this post I checked out the fuse and it was bad all fixed! I love this site.
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Wednesday, January 2nd, 2019 AT 2:06 PM
Tiny
EARL85
  • MEMBER
  • 1 POST
  • 2004 CADILLAC CTS
2004 Cadillac CTS 6 cyl Automatic

Hello,

I own a 2004 CTS and recently experience a problem as follows:
cruise won't work, temp & fuel guages won't work, anti theft indicator on continuoiusly, traction control indicator on continuoiusly, shifter position lights don't work, and key won't release after stopping motor.

Can anyone help?

Thanks
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Wednesday, January 2nd, 2019 AT 2:07 PM (Merged)
Tiny
FACTORYJACK
  • MECHANIC
  • 4,159 POSTS
Just the fuel gauge and temp is inoperative on the I/P, or is the tach and speedo as well? You could have a couple possibilities, a power supply problem, a communications problem, or even a faulty ECM. Try first disconnecting the battery cables and shorting them together. This removes power from all modules, and the shorting together discharges the capacitors. It can be considered a reboot. See if that corrects matters. If that makes no change, you are almost going to need a scan tool to see that you have all modules present, and can communicate with them. Was there perhaps a low voltage condition, or a jumpstart delivered to the vehicle prior to this?
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Wednesday, January 2nd, 2019 AT 2:07 PM (Merged)
Tiny
COREOPSIS3131
  • MEMBER
  • 1 POST
Yes there has been a low voltage issue once
What should I do for that?
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Wednesday, January 2nd, 2019 AT 2:07 PM (Merged)
Tiny
FACTORYJACK
  • MECHANIC
  • 4,159 POSTS
Check the charging system for proper output
See the guide below, it will help

https://www.2carpros.com/articles/how-to-check-a-car-alternator
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Saturday, May 4th, 2019 AT 5:02 PM
Tiny
RICHIE LEAL
  • MEMBER
  • 1 POST
My alternator was weak in my Caddy. The whole car was freaking out. New alt fixed it all

This site is great. Tons of info
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Saturday, May 4th, 2019 AT 5:03 PM

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