why is my temp gauge going crazy

Asked by Jun 12, 2017 at 05:20 PM about the 2006 Nissan Altima 2.5 S

Question type: Maintenance & Repair

my thermostats in my 06 altima have been replaced twice now. last time was
about 2 or 3 months ago.. it was running ok but then the temp gauge started
going up & down like it did before i had the thermostats replaced. when im
driving the temp will go up to H but when i slow down or its idling it will go back
to normal. what the heck is going on? please help

2 Answers

26,555

i would chek the wir to it and if ok replace the sending unit...

74,515

Sticking thermostat - replace it and purge the air out of the system.

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