1991 GMC Jimmy temperature gague malfunction

Tiny
JHAGBERG
  • MEMBER
  • 1991 GMC JIMMY
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 180,352 MILES
Other than a broken thermostat, what would cause my temperature gague to malfunction
Thursday, January 3rd, 2008 AT 5:27 PM

1 Reply

Tiny
BLACKOP555
  • MECHANIC
  • 10,371 POSTS
A short in the wire, a bad coolant temp sensor or coolant temp sending unit, and a low antifreeze level.
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Thursday, January 3rd, 2008 AT 7:18 PM

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