2004 Honda Civic Temp Gauge Randomly Heater Blows Cold Car Overheating Will

190,000 MILES
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ANONYMOUS
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My temp gauge randomly goes up and the heater blows cold. The car isn't overheating but the gauge will go into the red. I have had the coolant system checked and the waterpump replaced. What else could it be?
Dec 6, 2012 at 6:42 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Check if the thermostat is sticking and also try bleeding the cooling system-
Dec 6, 2012 at 10:58 PM
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