why do my dash gauges go on and off

2001 CHEVROLET BLAZER
145,000 MILES
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ZACH43
  • MEMBER
  • 1 POST
my gauges turn on and off and then turn completely off theres no specific time when it happens and when they do turn off i have to tap gauges to come back on recentely had my radio changed also
Dec 20, 2011 at 7:48 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Check for loose or disconnected grounds. Make sure the wiring under the dash to the cluster is tight.
Dec 20, 2011 at 7:53 PM
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