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08 hummer H3 3.7L question about TEMP gauge!!

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Old Sep 26, 2019 | 03:03 PM
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Originally Posted by Ismitty41
I changed the sensor and it is still doing the same thing in just gonna keep driving it and hope for the best i hope its ok
You cleaned the connector too?
 
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Old Sep 26, 2019 | 03:05 PM
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Its only been idling in park so this is about as high as it gets when im driving it gets to 218 degrees
 
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Old Sep 26, 2019 | 03:14 PM
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Yes i have
 
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Old Sep 26, 2019 | 03:37 PM
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Your low on fuel and tire air pressure(I keep mine above1/4 & at 38psi)

Rpms look good, temp gauge matches scanner readings, although high, IAT°F is also HIGH.
 
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Old Sep 26, 2019 | 03:59 PM
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So what do u think my problem is
 
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Old Sep 26, 2019 | 04:06 PM
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You also have an issue with the ambient temp.

 
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Old Sep 26, 2019 | 04:07 PM
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Do you think it could be my ECM? Not reading precisely
 
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Old Sep 26, 2019 | 04:08 PM
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Well no i forgot my hummer was parked in the shade when i had it running
 
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Old Sep 26, 2019 | 04:09 PM
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Originally Posted by Ismitty41
Well no i forgot my hummer was parked in the shade when i had it running
Originally Posted by Ismitty41
So what do u think my problem is
What temp is shown on the rear view mirror?
 
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Old Sep 26, 2019 | 04:10 PM
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If I'm remembering correctly it was in the late 70s and when i got on the road is was in the high 90s
 
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