Heat only works @90*

strutaeng said:

The problem is actually the little inlet temperature sensor on the driver's side on the headboard. I can't remember what it's called or the part number, but there's a thread somewhere here (edit: this thread shows the part on #7...I didn't read the previous posts. I posted what the sensor looks like and how to replace it on a different thread. It's like $40 IIRC.)

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viven44 said:

Yes that’s the one I’m talking about. It does sound like you eventually had to replace it, right?

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strutaeng said:

Yes, I replaced it.

I think I replied to that super long GMT800 thread, now that I think about? That's probably were I posted that. Let me look...

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2004 Denali Climate control is only hot or cold

Ok so my Yukon Denali climate system is strange. If I use the temp knob to adjust the temperature it actually fights me... I'll turn it up and it will go up and then back down a couple of degrees. Ok strange. The strangest part is it only seems to have 2 temperatures. Anything 89 degrees and...

www.tahoeyukonforum.com

strutaeng said:

Found it! @viven44

2004 Denali Climate control is only hot or cold

Ok so my Yukon Denali climate system is strange. If I use the temp knob to adjust the temperature it actually fights me... I'll turn it up and it will go up and then back down a couple of degrees. Ok strange. The strangest part is it only seems to have 2 temperatures. Anything 89 degrees and...

www.tahoeyukonforum.com

Post #10

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viven44 said:

Thanks !!

I'll give it a go. Is the harness going to that sensor easy to unplug or is this some specialty shenanigans ? I've encountered just 1 specialty so far in this truck and it was a sensor on the ductwork...

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