temperture gauge goes to 260 degrees and shut down car when car is not hot

1998 CHEVROLET LUMINA
321,000 MILES • 6 CYL • FWD • AUTOMATIC
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RENA1ST
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  • 1 POST
Why is my 1998 Chevorolet Lumina LS 3100 temperature gauge going to hot when the car is not hot?
Dec 8, 2010 at 9:23 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Inspect and test the coolant temperature sensor-
Dec 8, 2010 at 9:24 PM
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WRENCHTECH
  • CAR REPAIR CONTRIBUTOR
  • 20,761 POSTS
You can try changing the sensor but you may have a more technical issues elsewhere in the circuit
Dec 8, 2010 at 9:25 PM
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