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2007 Chevrolet HHR Question: Coolant temp gauge only comes on now and then. Is this a bad sensor?

 

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golfbumb, Alamogordo, NM, April 07, 2013, 10:13
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does this need cleaned? The a/c does not work if the coolant temp gauge is not working.

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  • Answer #1

    April 07, 2013, 12:55
     Master

    sounds like a bad sensor to me ,have it scan tested to get the right temp reading

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    golfbumb, April 07, 2013, 14:02
     Rookie

    Thx Goodguy, Where is the sensor located?

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  • Answer #2

    October 11, 2014, 05:50
     Rookie

    I had the same problem. I replaced the thermostat and that fixed the problem. The new thermostat will remain open when they mess up. Mine also said coolant temp low. Hope this helps.

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