my speedometer gas guage and heat/ac.

CADILLAC DEVILLE
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T_UNIT_MASTER
  • MEMBER
  • 1 POST
i have an 1986 caddilac deville 4 door sedan 8 cylinder, and for some reason my speedometer wont work as well as my mileage reader or gas guage its all digital. the first thing i did was checked the fuses and their all new now but that didnt help. can you?
Feb 23, 2007 at 1:30 PM
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CHEVY22
  • ✓Experienced Mechanic
  • 1,375 POSTS
there is no relay for the cluster , only fuses ,its no real hard to do , you can pull the cluster out and check for power , if you have power there may be a damaged circuit board on the cluster , there is a power inverter under the center of the dash ,

also check fuse #7 and #17
Feb 23, 2007 at 1:54 PM
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