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Okay so I am still with this car and no heat. I have replaced the heater core and still no heat. I played around with the system and took the inlet and outlet hose from the heater core off. I was able to get positive hot coolant pressure coming out the outet side when I put it under a vaccum. That's...

Yes, It was jumping up to that immediately, I don't think it was staying there when off. I replaced the thermostat and that issue with the gauge resolved. I am still going to change the temperature sensor when it comes in the mail. Now the gauge seems to be responding as normal and slowly moves up a...

After a bit of research it seems that it likely is the thermostat, I am going to replace it in the next few days. I also think that my coolant temperature sensor may be bad because my temperature gauge stays in the middle whether the engine is cool or warmed up. I’ll also be replacing that component...

Thanks for the reply. I should clarify there is no heat coming out of the heater at all. The fan blows air but just not hot. And it was working as of March/April of this year. I checked the hoses and they seem fine. There may be a clog internally that I can’t see. Do you have any idea on the locatio...

So I was having some work done on my transmission a few weeks back. I needed a new torque converter. Long story is don't tow a lot of weight with your XC90. The engine can handle it but the drive train is made of lesser strength My mechanic did a great job with that part of it but when I picked up m...